Hãy tìm mệnh đề đúng trong các mệnh đề sau 

A. \(\left\{ \begin{array}{l}
A \in d\\
d \subset \left( \alpha  \right)
\end{array} \right. \Rightarrow A \in \left( \alpha  \right)\)

B. \(\left\{ \begin{array}{l}
A \in d\\
d \not\subset \left( \alpha  \right)
\end{array} \right. \Rightarrow A \notin \left( \alpha  \right)\)

C. \(\left\{ \begin{array}{l}
A \notin d\\
d \not\subset \left( \alpha  \right)
\end{array} \right. \Rightarrow A \notin \left( \alpha  \right)\)

D. \(\left\{ \begin{array}{l}
A \in d\\
d \subset \left( \alpha  \right)
\end{array} \right. \Rightarrow A \notin \left( \alpha  \right)\)