Question

a. what is the question asking you? b. what information do you need to know to answer the question? c. what is the answer? d. how do you know that answer is correct?

Explanation:

A asks for the nature of the question. B asks for required data. C requests the answer itself. D inquires about verification of the answer.

Answer:

A. The nature or type of the question being posed.
B. Data or facts relevant to answering the question.
C. The response to the question.
D. The means or evidence to confirm the answer's correctness.