He is not ______ to be the kind of man who could have done such a rude thing to a lady. You must have been mistaken.

A．likely

B．possible

C．probable

D．maybe

下列各种产品成本计算方法，适用于单件、小批生产的是（）。

A.品种法

B.分批法

C.逐步结转分步法

D.平行结转分步法