. Compound (B) and (C) are

1.	. Compound (B) and (C) are
Answer» (B) is (II) and (C) (III) Solution :Hydrogenation of the triple bond to double bond by Lindlar.s catalyst or by P-2 or BROWN catalyst, i.e `H_2 + Ni_2 B` TAKES place by SYN addition, so product is CIS,cis(II).

Discussion