单项选择题

编写如下通用过程:
Sub Proc(x As Single,y As Single)
t=x
x=t/y
y=t Mod y
End Sub
在窗体上画一个命令按钮,然后编写如下事件过程:
Private Sub Commandl Click()
Dim a As Single
Dim b As Single
a=5
b=4
Proc a,b
Print a,b
End Sub
程序运行后,如果单击命令按钮,则输出结果为

A.5 4
B.1.25 1
C.4 5
D.1.25 5