单选题 Countries within the European Economic Community grant certain commercial ______ to each other.
【正确答案】 C
【答案解析】(privilege特权,优惠)。句意为:欧洲经济共同体内部的国家彼此给予一些商业优惠。A.advantage优势,好处;B.benefit利益;D.subsidy津贴。