Reason: Resonance effect always increases the acidity of carbonxylic acid.
Assertion: Direct attachment of a group such as phenyl or vinyl to the carboxylic acid, increases the acidity of the carboxylic acid.
A. Assertion is True, Reason is True; Reason is a correct explanation for Assertion
B. Assertion is true, Reason is True; Reason is not a correct explanation for Assertion
C. Assertion is True but Reason is False
D. Assertion is False , Reason is False