—If people make small changes, like taking buses instead of driving cars, it will make a big difference.

—_____. Then the traffic will be much better.

A．That’s all right

B．You are dead right

C．I don’t quite agree

D．Oh, come off it

贪污罪的犯罪主体主观方面必须是出于（），并且具有非法占有公共财物的犯罪目的。

A.故意

B.过失

C.过失或故意

D.过失和故意