Which of the following reactions will yield, 2, 2-dibromopropane ?

Question

( A ) $CH_3 - C \equiv CH + 2HBr \to$
( B ) $CH_3CH = CHBr + HBr \to$
( C ) $CH \equiv CH + 2HBr \to$
( D ) $CH_3 - CH = CH_2 + HBr \to$