If a, b. c and d are integers. is the sum ab + cd an odd integer?
I.a and c are both even integers.
II.b is an even integer and d is an odd integer.

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 statementaloneis not sufficient.

D

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