(a) If both the assertion and reason are true and reason is a true explanation of the assertion.
(b) If both the assertion and reason are true but the reason is not the correct explanation of assertion.
(c) If the assertion is true but reason is false.
(d) If assertion is false but reason is true.
Q. Assertion: nitration of aniline can be conveniently done by protecting the amino group by acetylation.
Reason. Acetylation increases the electron density in the benzene ring.

Answer

C

Explanation

Acetylation decreases the electron density in the benzene ring thereby preventing oxidation.