把某不等式组中两个不等式的解集表示在数轴上，如图所示，则这个不等式组可能是（  ）．    

A：$\left\{\begin{array}{c}x>4\\ x\le -1\end{array}\right.$

B：$\left\{\begin{array}{c}x<4\\ x\ge -1\end{array}\right.$

C：$\left\{\begin{array}{c}x>4\\ x>-1\end{array}\right.$

D：$\left\{\begin{array}{c}x\le 4\\ x>-1\end{array}\right.$