[单项选择题] 窗体中有3个按钮Command1、Command2和Command3，该程序的功能是当单击按钮Command1时，按钮2可用，按钮3不可见，正确

[单项选择题] 窗体中有3个按钮Command1、Command2和Command3，该程序的功能是当单击按钮Command1时，按钮2可用，按钮3不可见，正确的程序是

A.

Private Sub Command1_Click()

Command2. Visible=False

Command3. Enabled=True

End Sub

Private Sub Commnd1_Click()

Command2. Visible=False

Command3. Enabled=False

End Sub

Private Sub Command1_Click()

Command2. Enabled=True

Command3. Visible=False

End Sub

D. Private Sub Command1_Click()

Command2. Visible=True

Command3. Enabled=True

End Sub

C