Leaders should be careful not to act beyond their and do things against the law.A. powerB

问题补充：

Leaders should be careful not to act beyond their and do things against the law.

A. power

B. violence

C. competition

D. solution

答案：

(答案→)A. power

B. violence

C. competition

D. solution

解析：句意，领导们应该小心不去做超越权利的事情，不去做违法的事情。beyond one’s power 超出某人的权利，这是个固定用法。