在多个投资方案中，当投资资金总量有限制时，决定组合顺序的投资评价指标是：( )。

A．净现值

B．获利指数

C．内部收益率

D．净现值率

—What do you think I should wear for such a formal press conference?

—Dress _______ you like.

A．how

B．what

C．whatever

D．however