--- Seems that Jack is very rich. He is always changing his cars. What is he?

--- ______, but I am not quite sure.

A．Somebody of a manager

B．Something of a manager

C．Anyone of a manager

D．Anything of a manager

轧制钢板的纤维组织有纵、横向之分，当弯曲半径不大于（）时，就必须考虑纤维方向对弯曲半径的影响。

A.5倍板厚

B.3倍板厚

C.0.5倍板厚