书面测试有一个特点能够衡量学员成绩的细微差别，这一特点是？ A characteristic of a written tes

书面测试有一个特点能够衡量学员成绩的细微差别，这一特点是？ A characteristic of a written test can measure the nuances of trainee achievement, this feature is?

A.准确性 Accuracy

B.可靠性 Reliability

C.差别性 Differential

正确答案是A