What is the value of the positive two digit number?
I) The number is six times the sum of its digits.
II) The number obtained by reversing the digits is less than the original number by nine.

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.