问题
多项选择题
献血者提供病史和用药史，可保证（）的健康。
A.献血者
B.受血者
C.采血者
答案
参考答案：A, B
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献血者提供病史和用药史，可保证（）的健康。
A.献血者
B.受血者
C.采血者
参考答案：A, B
Suppose the price of a share of Stock A is $100. A European call option that matures one month from now has a premium of $8, and an exercise price of $100. Ignoring commissions and the time value of money, the holder of the call option will earn a profit if the price of the share one month from now:
A．
| A. increases to $106. |
B．
| B. decreases to $94. |
C．
| C. increases to $110. |