问题
单项选择题
板牌到期续借，最多续借（）天。
A.3
B.4
C.5
D.7
答案
参考答案：A
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板牌到期续借，最多续借（）天。
A.3
B.4
C.5
D.7
参考答案：A
Tommy Stamlano owns stock worth $80 per share. Stamlano buys a put option with a strike price of $70 for $1.50. At expiration of the put option, the stock price is $65 per share. The profit or loss from Stamlano's portfolio insurance strategy is a:
A．
| A. loss of $11.50. |
B．
| B. loss of $1.50. |
C．
| C. gain of $16.50. |