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一道高中英语题11Guncontrolisasubject()Americanshavearguedforalongtime.AofwhichBwithwhichCaboutwhichDintowhich为什么用介词about?

题目详情
一道高中英语题11
Gun control is a subject( )Americans have argued for a long time.
A of which B with which C about which D into which
为什么用介词about?
▼优质解答
答案和解析
因为argue with sb. about/over sth.与某人辩论某事
原句Americans have argued about the subjectfor a long time