Will B take more than 9 hours to complete the job alone?
I.A works faster than B.
II.A and B can togetherfinish the job in 6 hours.

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 statements aloneis sufficient.

D

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