131. Although the term “psychopath” is popularly applied to an especially brutal criminal, in psychology it is someone who is apparently incapable of feeling compassion or the pangs of conscience.
(A) it is someone who is (B) it is a person (C) they are people who are (D) it refers to someone who is (E) it is in reference to people
“E ：To be correct, this construction needs a main verb such as used; the construction is used in reference to is awkward and much wordier than the single word refers; the plural people should be singular.”
不明白为什么要加used，不明白为什么一定要用singular...我觉得E选项没有错呀~in reference to很好，term指代一群人people也很好！
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