单项选择题

请阅读程序:
  Private Sub Form_ Click()
  m=1
  For i=4 To 1 Step-1
  Print Str(m);
  m=m+1
  For j=1 To i
  Print”*”;
  Next j
  Print
  Next i
  End Sub
  程序运行后,单击窗体,则输出结果是()

A.
B.
C. 
D.