(单选题)

What is NOT true about the categories of the workers? ( ).

A.There is no particular order of these categories.

B.Generalists are those who are neither productivity nor effective.

C.The frequency employees need to ask a co-worker for help completing a task is recorded as effectiveness.

D.Productivity workers are those who finish a task quickly.

参考答案：A

参考解析：

是非题。根据题干关键词the categories定位至第二段末句The study's authors separated workers into three different categories based on the work they produced可知是分类是有序的。选项A：这些分类没有特定的分类规则，表述错误。选项BCD根据后面对这三种分类的解释可知表述正确Productivity: these employees are......Quality: these workers produce... Generalists: these employees are...故本题正确答案选A。

知识点：是非题英语阅读理解通用英语