[单选] The government who ________responsible for this event attempted to find a solution．

题目：[单选] The government who ________responsible for this event attempted to find a solution．
A . were
B . was
C . are
D . is

正确答案：A
解析：
主句的谓语动词是过去时，从句的谓语动词应与其一致。排除选项C和D。Who强调的是个人，政府中的成员，应用复数。选项A是正确的。【句子大意】该对此事件负责的政府官员试图寻找解决问题的方法。