以下事件过程可以将打开的对话框的标题改为“宇宙大爆炸”的是 A) Private Sub Command2_Click( ) CommonDialog1.DialogTitle=“宇宙大爆炸” CommonDialog1.ShowOpen End Sub B) Private Sub Command2_Click( ) CommonDialog1.DialoTitle=“宇宙大爆炸” CommonDialog1.ShowFont End Sub C) Private Sub Command2_Click( ) CommonDialog1.DilogTitle=“宇宙大爆炸” CommonDialog1.Show End Sub D)Private Sub Command2_Click( ) CommonDialog1.DialogTitle=“宇宙大爆炸” CommonDialog1.ShowColor End Sub