Assertion : In `x = A cos omega t`, `x` is the displacement measured from extreme position.
Reason : In the above equation `x = A` at time `t = 0`.
A. If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
B. If both Assertion and Reason are correct 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.