标题: need somce clarification [打印本页] 作者: uzhany 时间: 2002-12-16 17:18 标题: need somce clarification
I am new at the BBS stuff, so excuse my stupid question, I have see "c" in the math explanation, what does it mean?[em01]作者: christinecc 时间: 2002-12-16 19:48
A--only I, not II
B--only II,not I
C means that both I and II can get the result,but any one of them is not sufficient.
D means each can get the result.
E-neither
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