Ethylene reacted with bromine in $CCl_4$ to form $X$. $X$ is treated with alcoholic $KOH$ to give $Y$. $X$ and $Y$ are respectively :

Question

( A ) $BrCH_2 - CH_2Br$ and $C_2H_2$
( B ) $C_2H_5Br_3$ and $C_2H_4$
( C ) $C_2H_5Br$ and $C_2H_4$
( D ) $C_2H_5Br$ and $C_6H_6$