Assertion: Electron withdrawing groups decrease the acidity of carboxylic acids.
Reason: Substituents affect the stability of the conjugate base and acidity of carboxylic acids.
A. If both assertion and reason are true and the reason is the correct explanation of the assertion.
B. If both assertion and reason are true but reason is not the correct explanation of the assertion
C. If assertion is true but reason is false.
D. If assertion is false but reason is true.