Since he is never honest, I have some doubt ________ he said is true.     [      ]

A. that what        

B. what that        

C. whether what    

D. what if

设变量x为float型且已赋值，则以下语句中能将x中的数值保留到小数点后两位，并将第三位四舍五入的是( )。

A．x=x*100+0.5/100.0;

B．x=(x*100+0.5)/100.0

C．x=(in(x*100+0.5)/100.0;

D．x=(x/100+0.5)/100.0;