题目
What did the researchers do to the monkeys before testing them?A. They fed them.B. They named them.C. They trained them.D. They measured them.
What did the researchers do to the monkeys before testing them?
A. They fed them.
B. They named them.
C. They trained them.
D. They measured them.
题目解答
答案
C. They trained them.
解析
题目询问研究人员在测试猴子之前对它们做了什么。根据提供的选项，最合理的答案是他们对猴子进行了训练。这通常是为了确保猴子能够理解测试的规则和程序，从而获得准确的测试结果。