单项选择题

在窗体上画一个命令按钮,然后编写如下程序 Private Sub Command1_Click( ) Dim a As Integer,b As hiteger a=1 b=2 Print N(a,b) End Sub Function N(x As Integer,y As Integer)As Integer N=IIf(x>y,x,y) End Function 程序运行后,单击命令按钮,输出结果为

A.1
B.2
C.5
D.8