[单选题]

单击命令按钮时，下列程序的执行结果为 Private Sub Command1_Click() Dim x As Integer，y As Integer x=50：y=78 Call PPP(x，y) Print x；y End Sub Public Sub PPP(ByVal n As Integer，ByValm As Integer) n=n/10 m=m/10 End Sub
A．08
B．50 78
C．450
D．78 50

单击命令按钮时，下列程序的执行结果为 Private Sub Command1_Click() Dim x As Integer，y As Integer x=50：y=78 Call PPP(x，y) Print x；y End Sub Public Sub PPP(ByVal n As Integer，ByValm As Integer) n=n/10 m=m/10 End SubA．08B．50 78C．450D．78 50