What is the length of the train?
I. It crosses a pole in 10 seconds.
II. It crosses a bridge of length 100 m in 15 seconds.

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 the statements I and II together are sufficient to answer the question but neither statement alone is sufficient.

D

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