Private Sub Command1_Click( ) Dim a As Integer a=10 Call g(Form2,a) End Sub Private Sub g(f As Form,x As Integer) y=Iif(x>10,100,-100) f.Show f.Caption=y End Sub 运行以上程序,正确的结果是() A.Form1的Caption属性值为100 B.Form2的Caption属性值为-100 C.Form1的Caption属性值为-100 D.Form2的Caption属性值为100