The strongest base among the following .

Options

A.
B.
C.
D.

Answer

C

Explanation

The basicity is a measure of a compound's ability to accept a proton `(H^(+))`.(b) and (d) are weakerr bases as the lone pair are involved in resonance.In (a) carbon adjacent to N is `sp^(2)` hybridised hence is more electronegative therefore,pulls the electron density from nitrogen.