In the following ten questions, four alternatives are given for the Idiom/Phrase underlined in the sentence. Choose the alternative which best expresses the meaning of the Idiom/Phrase and mark it in the Answer Sheet.
My father is undoubtedly an arm-chair critic.

Options

A. someone who gives advice based on practice not theory
B. someone who gives advice based on theory not practice
C. someone who gives advice based on experience
D. someone who never gives advice

Answer

B