人体实验的道德原则包括（）。

A.医学目的的原则

B.知情同意的原则

C.维护受试者利益的原则

D.保障受试者绝对安全的原则

E.随机对照的原则

An analyst does research about currency swap and gathers the following information about a dollar-euro currency swap in which both parties pay a fixed rate:

If both payments are quarterly and made on the basis of 30 days per month and 365 days per year, the final amount exchanged at the end of the swap are closest to:（）

A. $90 million and   €70 million.

B. $91.15 million and€71.10 million.

C. $91.42 million and€70.89 million.