devious (Adjective) : behaving in a dishonest or indirect way, or tricking people ; deceitful
candid (Adjective) : saying what you think openly and honestly ; not hiding your thoughts
outspoken (Adjective) : saying exactly what you think ; blunt
frank (Adjective) : honest and direct in what you say
disguised (Adjective) : having its true character concealed with the intent of misleading

Correct Option: C

devious (Adjective) : behaving in a dishonest or indirect way, or tricking people ; deceitful
candid (Adjective) : saying what you think openly and honestly ; not hiding your thoughts
outspoken (Adjective) : saying exactly what you think ; blunt
frank (Adjective) : honest and direct in what you say
disguised (Adjective) : having its true character concealed with the intent of misleading

indifferent (Adjective) : having or showing no interest; not caring about others
inquisitive (Adjective) : asking too many questions and trying to find out about what other people are doing, etc; curious
insincere (Adjective) : saying or doing something that you do not really mean or believe
insensitive (Adjective) : unsympathetic
insulting (Adjective) : causing or intending to cause somebody to feel offended

Correct Option: B

indifferent (Adjective) : having or showing no interest; not caring about others
inquisitive (Adjective) : asking too many questions and trying to find out about what other people are doing, etc; curious
insincere (Adjective) : saying or doing something that you do not really mean or believe
insensitive (Adjective) : unsympathetic
insulting (Adjective) : causing or intending to cause somebody to feel offended

heavy (Adjective) : weighing a lot; very busy; difficult to do
handy (Adjective) : easy to use or to do; useful; skilful in using your hands; easy to reach
cumbersome (Adjective) : large and heavy; heavy to carry; slow and complicated
handful (Noun) : the amount of something that can he held in one hand; a small number of people or things
unwieldy (Adjective) : difficult to move or control; cumbersome

Correct Option: D

heavy (Adjective) : weighing a lot; very busy; difficult to do
handy (Adjective) : easy to use or to do; useful; skilful in using your hands; easy to reach
cumbersome (Adjective) : large and heavy; heavy to carry; slow and complicated
handful (Noun) : the amount of something that can he held in one hand; a small number of people or things
unwieldy (Adjective) : difficult to move or control; cumbersome

opaque (Adjective) : not clear enough to see through or allow light through ; not clean ; difficult to understand ; impenetrable
transparent (Adjective) : allowing you to see through something; obvious ; easy to understand
clear (Adjective) : easy to understand ; obvious ; having or feeling no doubt of confusion ; thinking in a sensible and logical way, easy to see/hear ; transparent
ambiguity (Noun) : the state of having more than one meaning ; the state of being difficult to understand
crystal (Noun) : a small piece of substance with many even sides, that is formed naturally when the substance becomes solid

Correct Option: C

opaque (Adjective) : not clear enough to see through or allow light through ; not clean ; difficult to understand ; impenetrable
transparent (Adjective) : allowing you to see through something; obvious ; easy to understand
clear (Adjective) : easy to understand ; obvious ; having or feeling no doubt of confusion ; thinking in a sensible and logical way, easy to see/hear ; transparent
ambiguity (Noun) : the state of having more than one meaning ; the state of being difficult to understand
crystal (Noun) : a small piece of substance with many even sides, that is formed naturally when the substance becomes solid

avoided (Verb) : to prevent something bad from happening; to keep away; to try not to do
encountered (Verb) : to experience something unpleasant or difficult; meet with; run into; come across
enriched (Verb) : to improve the quality; to make somebody rich or richer
faced (Verb) : to accept that a difficult situation exists; deal with something unpleasant; be opposite
overcome (Verb) : to succeed in dealing with or controlling a problem that has been preventing you from achieving something

Correct Option: A

avoided (Verb) : to prevent something bad from happening; to keep away; to try not to do
encountered (Verb) : to experience something unpleasant or difficult; meet with; run into; come across
enriched (Verb) : to improve the quality; to make somebody rich or richer
faced (Verb) : to accept that a difficult situation exists; deal with something unpleasant; be opposite
overcome (Verb) : to succeed in dealing with or controlling a problem that has been preventing you from achieving something