第23题: [单项选择]Aleda Jones owns a stock and buys an at-the-money put option for a premium of $3.00. If the breakeven ( zero profit) point of this portfolio insurance strategy is $92, the strike price of the option is : 参考答案:A 答案解析:The strike price of an at-the-money put option in a portfolio insurance strategy is the breakeven (z