(单选题)

What has Carolyn McGettigan’s 2014 study proven?

A.Certain social situations may require us to fake a laugh.

B.Evolution has enabled us to recognize other’s emotions.

C.By instincts, we are able to tell a person’s mental state.

D.We can sense other’s emotional state when they laugh.

参考答案：D

参考解析：

细节理解题。根据倒数第三段中“During our study, when participants heard a laugh that was posed, they activated regions of the brain associated with mentalizing in an attempt to understand the other person's emotional and mental state, she said.”她说：“在我们的研究中，当参与者听到别人发出的笑声时，他们会激活大脑中与精神化相关的区域，试图理解对方的情绪和精神状态。”，由此可知，Carolyn McGettigan 2014年的研究证明了当别人笑的时候，我们可以感觉到他们的情绪状态。故选D。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语