What is the evidence to deny animal experimentation？A．Some side effects cannot be communic
选择题,
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What is the evidence to deny animal experimentation？
A．Some side effects cannot be communicated by animals.
B．Animal experimentation is extremely cruel to animals.
C．Human beings benefit nothing from animal experimentation.
D．Animal experimentation is as effective as some people have expected.
此题为多项选择题。请帮忙给出正确答案和分析，谢谢！
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正确答案：A
本题为细节题。题目问：否定动物实验的证据是什么?从第五段的句子“Atleasthalfofthesideeffectsexperiencedbymostdrugscannotbeaccuratelycommunicatedbyanimals”可知，有些副作用在动物身上是检测不到的，所以有些动物实验并不是很必要的，故选A。