如果需要在Myform=CreateObject("Form")所创建的表单对象Myform中添加command1按钮对象，应当使用命令（ ）。
A.Add Object Command1 AS commandbutton
B.Myform.Addobject("command1","commandbutton")
C.Myform.Addobject("commandbutton","command1")
D.command1=Addobject("comand1","commandbutton")
正确答案是B