做空股票认沽期权的最大收益是（）。
A.权利金
B.行权价格-权利金
C.行权价格+权利金
D.行权价格
参考答案：A
–I’m glad to be offered the job. Shall I start tomorrow?
– ______. See you tomorrow.
A．That’s hard to say
B．That depends
C．That’s all right
D．That would be great
引种栽培
