Which of the following conversion is incorrect :
A. `CH_(3)CNunderset("or LAH")overset(Na//C_(2)H_(5)OH)(to)CH_(2)CH_(2)NH_(2)`
B. `CH_(3)CONH_(2)overset(Br_(2)//KOH)(to)CH_(3)CH_(2)NH_(2)`
C. `CH_(3)CONH_(2)overset(NaNO_(2)+HCl)(to)CH_(3)COOH`
D. `CH_(3)CONH_(2)overset(P_(2)O_(5))(to)CH_(3)CN`
