What is relative speed of the boat?
(I) Speed of boat in still water is 2 kmph.
(II) The boat is moving against the current.

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.