An alkyl halide (X) on reaction with ethanolic sodium hydroxide forms an alkene (Y) which on further reaction with HBr gives the same alkyl halide.The alkene (Y) on reaction with HBr/ peroxide followed by reaction with Hg metal followed by reaction with HCN produces an aldehyde (Z).Z is :

An alkyl halide (X) on reaction with ethanolic sodium hydroxide forms

1.	An alkyl halide (X) on reaction with ethanolic sodium hydroxide forms an alkene (Y) which on further reaction with HBr gives the same alkyl halide.The alkene (Y) on reaction with HBr/ peroxide followed by reaction with Hg metal followed by reaction with HCN produces an aldehyde (Z).Z is :
Answer» ANSWER :B::C