Which reaction is not an example of nucleophilic addition reaction?

Options

A. `CH_(3)-CHOunderset((2)H_(2)O)overset((1)LiAID_(4))toH_(3)C-underset(H)underset(|)overset(OH)overset(|)(C)-D`
B. `H_(3)C-CHOoverset(HCN)rarroverset(OH)overset(|)(H_(3)C-CH-CN`
C. `H_(3)C-CHOunderset((2)H_(2)O)overset((1)CH_(3)MgBr)tooverset(OH)overset(|)(H_(3)C-CH-CH_(3)`
D. `H_(3)C-COOCH_(3)underset(-CH_(3)O^(-))overset(NH_(2)^(-))to H_(3)C-CONH_(2)`

Answer

D

Explanation

Reaction `(D)` is an example of `S_(N)2`. The reaction.