题目内容

甲(男)、乙(男)、丙(女)、丁(女)、戊(女)五个人有亲戚关系，其中凡有一个以上兄弟姐妹并且有一个以上儿女的人总说真话；凡只有一个以上兄弟姐妹或只有一个以上儿女的人，所说的话真假交替；凡没有兄弟姐妹，也没有儿女的人总说假话。他们各说了以下的话：甲：丙是我的妻子，乙是我的儿子，戊是我的姑姑。乙：丁是我的姐妹，戊是我的母亲，戊是甲的姐妹。丙：我没有兄弟姐妹，甲是我的儿子，甲有一个儿子。丁：我没有儿女，丙是我的姐妹，甲是我的兄弟。戊：甲是我的侄子，丁是我的侄女，丙是我的女儿。根据题干给定的条件，能够推出下面哪一个选项是真的？（）

A. 甲说的都是真话，丙是他的妻子。
B. 乙说的真假交替，他的母亲是戊。
C. 丁说的都是假话，她是甲的姐妹。
D. 戊说的都是真话，丙是她的姐妹。
E. 丙说的真假交替，她是甲的母亲。

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