经过分析，小陈认为ABC股票价格被高估，决定通过融券交易卖空ABC股票2000股，卖价为9美元/股，初始保证金率为60%，维持保证金率为30%，当股票价格高于()时，小陈会收到补充保证金的通知(假定股票不分红，忽略保证金利息，最大化利用保证金规定)。
A. 11.08美元/股
B. 15.14美元/股
C. 6.92美元/股
D. 9.70美元/股
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Independence from the state is the prerequisite for
A. academic establishments.
B. European rejuvenation.
C. American model.
D. talent emancipation.
试问：软弱下卧层土在其顶面处修正后的天然地基承载力特征值(kPa)，与下列何项数值最为接近？
A. 190
B. 200
C. 230
D. 310
如病人出现声音嘶哑，提示肿瘤已侵犯
A. 气管隆突
B. 声带
C. 迷走神
D. 喉返神经
Which of the following perks is out-of-date today？
A. a workshop on the recent stock market.
B. an expensive car room that can be used at a relatively low rent.
C. a vacation to a beautiful scenic spot for relaxation.
D. a training on the expertise which may lead to promotion in career.
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