单选题 The customer relations representative, who ______ at the head office, met with the visiting executives from George Tech.

【正确答案】 B
【答案解析】需要选择一个形态与主语相匹配的动词。关系代词who代表前面出现的The customer relationsrepresentative,是单数。因此正确答案是(B)选项workso