Let $X$ be the set $\{ 1,2,3 , \ldots , 10 \}$ and $P$ the subset $\{ 1,2,3,4,5 \}$. The number of subsets $Q$ of $X$ such that $P \cap Q = \{ 3 \}$ is (A) 1 (B) $2 ^ { 4 }$ (C) $2 ^ { 5 }$ (D) $2 ^ { 9 }$
Let $X$ be the set $\{ 1,2,3 , \ldots , 10 \}$ and $P$ the subset $\{ 1,2,3,4,5 \}$. The number of subsets $Q$ of $X$ such that $P \cap Q = \{ 3 \}$ is\\
(A) 1\\
(B) $2 ^ { 4 }$\\
(C) $2 ^ { 5 }$\\
(D) $2 ^ { 9 }$