15 men can plough a field of 36 acres in 6 days. What is the area that can be ploughed by 25 men?
I. 25 men work for 12 days.
II. Each man works for 8 hours in a day.

A

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

B

if the statements 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 an answer the question and additional data is required.