下列备选答案中，错误的是（）

A.补体各组分中含量最高的是C3

B.D因子与旁路途径的活化有关

C.过敏毒素可抑制炎症反应

D.C4a只有过敏毒素作用，无趋化作用

E.红细胞上C3b受体参与免疫黏附作用

She spent 25 dollars on the watch chain.It means ___.

A．she paid 25 dollars on the watch chain

B．the watch chain cost her 25 dollars

C．it took her 25 dollars buying the watch chain

D．she bought the watch chain of 25 dollars