In ABA, middle letter is +1 of first and third letter i.e., A in alphabetical order. Again in ECE, the middle letter is -2 of the first and the third letter i.e., E in alphabetical order. So, in CDC middle letter is +1 and GEG the middle letter is -2.

Correct Option: D

In ABA, middle letter is +1 of first and third letter i.e., A in alphabetical order. Again in ECE, the middle letter is -2 of the first and the third letter i.e., E in alphabetical order. So, in CDC middle letter is +1 and GEG the middle letter is -2.

In each pair, three letters are between them like CG in between C and G three letters are there i.e., D, E and F. So, GK will fill the blank.

Correct Option: C

In each pair, three letters are between them like CG in between C and G three letters are there i.e., D, E and F. So, GK will fill the blank.

Except insects all other fly in the sky.

Correct Option: B

Except insects all other fly in the sky.

Three meaningful words are formed from letter EML and the words are MEAL, LAME and MALE.

Correct Option: B

Three meaningful words are formed from letter EML and the words are MEAL, LAME and MALE.

After forming the new ser of letters according to the question only one meaningful word can be formed i.e., ALONE. So, the midle letter is O.

Correct Option: B

After forming the new ser of letters according to the question only one meaningful word can be formed i.e., ALONE. So, the midle letter is O.