With how many zeroes does the number a = 16 ! end ?
I. $$5^3 \mid a. 5^4 \mid a$$
II. a is an even number.

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

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