What is the distance between the towns A and C?
(I) It takes 60 minutes to go from A to B
(II) It takes 90 minutes to go B to C

A

if the statement I alone is sufficient to answer the question.

B

if the statement II alone is sufficient to answer the question.

C

if both the statements I and II are sufficient to answer the question but neither statement alone is sufficient

D

it both the statements I and II together are not sufficient to answer the question and additional data is required.