Answer

a statement (either spoken or written) that is made to reply to a question or request or criticism or accusation

a statement that solves a problem or explains how to solve the problem

the speech act of replying to a question

the principal pleading by the defendant in response to plaintiff's complaint

a nonverbal reaction

react verbally

respond to a signal

give the correct answer or solution to

understand the meaning of

give a defence or refutation of (a charge) or in (an argument)

be liable or accountable

be sufficient

match or correspond

be satisfactory for

react to a stimulus or command