Assertion` :-` On repeated application of stimuli, involuntary stripled muscles undergo fatigue.
Reason `:` This is due to non availability of ATP molecules.
A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion .
B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion
C. If Assertion is True but the Reason is False.
D. If both Assertion & Reason are false.