Correct Option: B

boon (Noun) : something that is very helpful and makes life easier for you
bane (Noun) : something that causes trouble and makes people unhappy; curse
curse (Noun) : oath ; swear word ; something that causes harm or evil
base (Noun) : the lowest part of something ; an idea, a fact, a situation, etc. from which something is developed ; basis
violent (Adjective) : involving or caused by physical force that is intended to hurt or kill somebody