Which of the following would produce a buffer solution when mixed in equal volumes ?

Question

( A ) $1 \;M \;CH_3COOH$ and $0.5 \; M\; NaOH$
( B ) $1\; M\; NH_4OH$ and $0.5 \;M\;NaOH$
( C ) $1\;M\;CH_3COOH$ and $0.5 \; M\; HCl$
( D ) $1 \; M\; NH_4Cl$ and $0.5 \;M\;HCl$