—Are they on the desk?

—___________. [ ]

A. Yes, they is.

B. Yes, they aren't.

C. No, they aren't

要打印50个在-100～100之间不同的随机整数，并找出第几个是最大数。给定的程序不完整，将程序补充完整。
Option Base 1
Private Sub Command1_Click()
Dim b()
Randomize
(12)
Do
x=Rnd
If x＞0.5 Then y=1 Else y=-1
t=y*Int(Rnd*100)+1
(13)
Do While k＜j
If t＜＞b(k) Then
k=k+1
Else
Exit Do
End If
Loop
If k=j Then
ReDim Preserve b(k)
b(k)=t
Print b(k)；
j=j+1
End If
Loop Until j＞50
Print
(14)
Max=b(1)
For n=2 To 50
If b(n)＞Max Then
(15)
p=n
End If
Next n
Print"最大数是："；Max
Print"位置在第"；p；"个"
End Sub