Assertion: The enthalpy of formation of gaseous oxygen molecules at `298K` and under1 atm is zero.
Reason: The entropy of formation of gaseous oxygen molecules under the same condition is zero.
A. If both (A) and (R ) are correct, and (R ) is the correct explanation for (A).
B. If the both (A) and (R ) are correct, but(R ) is not a correct explanation for (A).
C. If (A) is correct, but (R ) is incorrect.
D. If (A) is incorrect, but (R ) is correct.
