运行下列程序:Private Sub form_Click( )s = InputBox("请输入一个字符A:")Select

运行下列程序：

Private Sub form_Click( )

s = InputBox("请输入一个字符A：")

Select Case Asc(s)

Case Is > 65

n = String(3, UCase(s))

Case Is = 65

n = String(3, LCase(s))

Case Else

n = s

End Select

Print n

End Sub

从键盘输入A，输出的结果是( )。

A.aaa

B.AAA

C.65

D.a