方程y=1﹣x与3x+2y=5的公共解是（　　）

A：$\left\{\begin{array}{c}x=3\\ y=2\end{array}\right.$

B：$\left\{\begin{array}{c}x=-3\\ y=4\end{array}\right.$

C：$\left\{\begin{array}{c}x=3\\ y=-2\end{array}\right.$

D：$\left\{\begin{array}{c}x=-3\\ y=-2\end{array}\right.$