单选题 以下有关数组定义的语句序列中，错误的是______。
A) Static arr1(3)
Arr1(1)=100
arr1(2)="Hello"
arr1(3)=123.45
B) Dim arr2()As Integer
Dim size As Integer
Private Sub Command2_Click()
size=InputBox("输入:")
ReDimarr2(size)
......
End Sub
C) Option Base 1
Private Sub Command3_Click()
Dim arr3(3)As Integer
......
End Sub
D) Dim n As Integer
Private Sub Command4_Click()
Dim arr4(n)As Integer
......
End Sub