What will be correct sequence of following conversion ? `CH_(3)-CH_(2)-Cl overset(?)rarr overset(?)rarrCH_(3)-CH_(2)-underset(O)underset(||)C-NH_(2)overset(?)rarrCH_(3)-CH_(2)-NH_(2)`
A. `KMnO_(4),NH_(3),KOBr`
B. `AgCN,HOH,NaOBr`
C. `KCN,"Partial hydrolysis",KOBr`
D. Aq.KOH,`NH_(3)`,NaOBr