Assertion`:-`Internal energy of a real gas may change during expansion at const. temperature.
Reason`:-` Internal energy of a real gas ia function of `T` & `P`.
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 Assertiion.
C. If Assertion is True but the Reason is False.
D. If both Assertion & Reason are False