问题
单项选择题 A1/A2型题
鼻咽癌最常见的病理类型是（）。
A.高分化鳞癌
B.腺癌
C.低分化鳞癌
D.泡状核鳞癌
E.未分化癌
答案
参考答案：C
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鼻咽癌最常见的病理类型是（）。
A.高分化鳞癌
B.腺癌
C.低分化鳞癌
D.泡状核鳞癌
E.未分化癌
参考答案：C
It is April 15, and a trader is entered into a short position in two soybean meal futures contracts. The contracts expire on August 15, and call for the delivery of 100 tons of soybean meal each. Further, because this is a futures position, it requires the posting of a $3000 initial margin and a $1500 maintenance margin per contract. For simplicity, however, assume that the account is marked to market on a monthly basis. Assume the following represent the contract delivery prices (in dollars per ton) that prevail on each settlement date:
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Based on the May 15 settlement date, which of the following is TRUE()
A. Since the equity value fell below the maintenance level, a variation margin is called.
B. Due to the fact that the equity value falls below the initial margin, a variation margin is called to restore the equity value of the account to it’s initial level.
C. The equity value falls below the initial margin.