Why is $m$-nitroaniline obtained from the nitration of aniline in a strongly acidic medium?
- AThe $-NH_2$ group is $m$-directing in electrophilic substitution.
- BThe $-NO_2$ group always attaches to the $m$-position during substitution.
- CNitration of aniline in a strongly acidic medium is a nucleophilic substitution reaction.
- DIn a strongly acidic medium,aniline is converted into the anilinium ion.
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