第26题: [单项选择]If customers are returning shirts because of crooked collars, the people most likely to identify the cause of the problem are ______. A. the salesmen B. the supervisors C. top management D. the front line workers 参考答案:D 答案解析:[解析]事实细节题。参见文中第三段:那么生产衬衫的人在一起碰碰头就能比管理层更快识别这类问题,这说明第一线工人最有发言权。