Who is the youngest among A, B, C?
I. The difference between the ages of A and B is 3 years.
II. A is 4 years younger to C.

A

if the statement I alone can give the answer to the question.

B

if the statement II alone can give the answer to the question.

C

if the statements I and II together are necessary to give the answer to the question.

D

if the statements I and II both are not sufficient to answer the question and additional information is necessary