题目：
Which of the following statements about the experiment mentioned in the passage is true
A．Only the twins are defected.
B．Most of the babies are delivered by means of Caesarean.
C．There are some troubles during all mothers' pregnancies.
D．One baby appears to be abnormal.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C解析：【测试点】 上诉不加刑。【解析】 《刑事诉讼法解释》第257条规定：“第二审人民法院审理被告人或者其法定代理人、辩护人、近亲属提出上诉的案件，不得加重被告人的刑罚，并应当执行下列...
