Provide the major organic product of the reaction helnw

Provide the major organic product of the reaction below.

$C{H}_{3}C{H}_{2}N{H}_2$

Provide the major organic product of the following reaction.

Provide the major organic product of the following reaction.

heat

A$)$ I

B$)$ II

C$)$ III

D$)$ IV

E$)V$