Identify the unsaturated compound that does not give red ppts when treated with____________Ammonical cuprous chloride

A. CH₃-CH₂-CCH (1-Butyne)
B. CH₃-CCH(1-Propyne)
C. CH₃-CH₂-CH₂CCH(1-Pentyne)
D. CH₂=CH₂

Submitted by: Aamir khan Hullio