Consider the following sequence of reaction:
`HO-overset(O)overset(||)(C)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-C-=N overset(200^(@)C)rarr A overset(LiAIH_(4))underset(H_(2)O)rarrB,(B)` is:
A.
B.
C. `HO-H_(2)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)(C)-CH_(2)-NH_(2)`
D.
