If flotation costs are treated correctly in calculating the net present value of a project that will begin in the current period, the flotation costs are most likely:（）

A. reflected in the discount rate used for the project.

B. included in the initial outlay.

C. to reduce NPV less if a high discount rate is used for the project.

《素问·生气通天论》中“生气通天”应解释为（）

A.人体阴阳之气与自然界阴阳之气互相通应

B.人体阳气与自然界相互通应

C.人体卫气与自然界相互通应

D.人体生命活动与自然界变化关系密切

E.人体阳气有损于太阳