单项选择题

在窗体上画一个命令按钮,其名称为Command1,然后编写如下事件过程: Private Sub Command1_Click() a = 0 For m=1 To 10 a = a + 1 b = 0 For j=1 To 10 a = a + 1 b = b + 2 Next j Next m Print a,b End Sub 程序运行时,单击命令按钮Command1后,窗体上显示的结果为

A.10 20
B.20 110
C.110 20
D.200 110