单击一次命令按钮之后，在对话框中输入12，2，34，．23，窗体中的输出结果为______ 。 Private Sub Command1_ Click()a = 10: b = 20: c = 30Call check(a, b * 2, (c))Print "Name:"; a; b; c End Sub Private Sub check(a, ByVal b, c)Dim t As Integera = a + 1: b= b + 1: c = c + 1t = aa =bb = t End Sub

A．20 30 40

B．40 30 20

C．41 30 10

D．41 20 30