Question given below consists of two statements, an assertion and reason. Select the number corresponding to the appropriate alternative as follows
(A) If both assertion and reason are true and reason is the correct explanation of assertion
(B) If both assertion and reason are true but reason is not the correct explanation of assertion
(C) If assertion is true but reason is false
(D) If assertion is false but reason is true.
Assertion: While conserving the linear momentum of the system we must specify the reference frame.
Reason: Like velocity, momentum also depends on the reference from of observer.