University majors should not be ____ market demand and the government should give more support for "unpopular" majors such as literature,history and philosophy （哲学）．\x05A．at the cost of \x05\x05\x05B．at the risk of \x05\x05C．at the me

University majors should not be ____ market demand and the government should give more support for "unpopular" majors such as literature,history and philosophy （哲学）．
\x05A．at the cost of \x05\x05\x05B．at the risk of \x05
\x05C．at the mercy of \x05\x05D．at the sight of

C 任凭……摆布,完全受……支配
意思是：大学的专业不能完全受市场需求摆布,政府应该给予那些“冷门”的专业如文学,历史和哲学的专业更多的资助

C.受。。。支配