At how many points do the two circles intersect ?
I. The radii of the two circles are equal.
II. The distance between their centres is 12 cms.

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.