How long would Gopal take to complete the work?
I) Goapl takes 10 days more than Shyam to complete the work.
II) Gopal and Shyam together can complete the work in 20 days

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.