窗体上添加有3个命令按钮,分别命名为Command1、Command2和Command3。编写Command1的单击事件过程,完成的功能为:当单击按钮Command1时,按钮Command2可用,按钮Command3不可见。以下正确的是( )。
A) Prirate Sub Commandl_Click()
Command2.Visible=True
Command3.Visible=False
End Sub
B) Private Sub Command1_Click()
Command2.Enabled=True
Command3.Enabled=False
End Sub
C) Private Sub Command1_Click()
Command2.Enabled=True
Command3.Visible=False
End Sub
D) Private Sub Command1_Click()
Command2.Visible=True
Command3.Enabled=False
End Sub