In the adjacent figure what is the area of the square ABCD?

(I) AC = 16 cm
(II) The areas of the circles $$C_{1}$$ and $$C_{2}$$ are in ratio of 4 : 1

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

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