题目
An investor is decided to buy a call option with a strike price of $45 for $5 and buy a call option with a strike price of $55 for $1, simultaneously sells two call options with a strike price of $50 for $3, when the stock price turn to be $30, what is the profit or loss on the option strategy?
选项
A.-$1
B.$0
C.$1
D.$2
答案
B
解析
Buy call: -5+(-1) = -6Sell call: 3+3=6Total profit: -6+6=0买看涨: -5 (-1) = -6 卖看涨: 3 3=6 总利润: -6 6=0