`CH_(3)CH_(2)CH_(2)CH_(2)CH_(2)COOHrarrCH_(2)CH_(2)CH_(2)Cl^(-)-overset(overset(NH_(2))|)(C)H-COOH` the reagents used in the conversion are :
A. `(i)PBr_(3)(ii)NH_(3)`
B. `(i)"red"P//Br_(2)(ii)NH_(3)("excess")`
C. `(i)PBr_(3),NaCN(ii)LiAlH_(4)`
D. None of the above