What is the number of sides of a regular polygon?
I. The sum of the angles subtended by the sides of the polygon at the centre is $$2 \pi$$ radians
II. The number of diagonals of the polygon is 35

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

D

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