窗体上添加有3个命令按钮,分别命名为Commandl、Command2和Command3,编写Commandl的单击事件过程,
A.Pfivate Sub Command l Click() Command2.Visible=TrueCommand3.Visible=False
B.Private Sub Commandl Click() Command2.Enabled=TrueCommand3.Visible=FalseEndSubEndSub
C.Pfivate Sub Commandl_Click() Command2.Enabled=TrueCommand3.Visible=False
D.Pfivme Sub Commandl click() Command2.Visible=TrueCommand3.Enabled=FalseEndSubEnd Sub