In the following question, four alternatives are given for the idiom/phrase in bold and italics in the sentence. Choose the alternative which best expresses the meaning of idiom/phrase.

While chatting with Janet, I threw in a question, just to keep the pot boiling while my brain caught up.

A.

Keep the conversation alive

B.

Boil Janet

C.

Boil the question

D.

Keep my brain hot

Correct answer is A

No explanation has been provided for this answer.