An algorithm is written in VB.Net to validate a sports club member ID and calculate their membership fee.
Figure 2
1 Dim fee As Integer = 10
2 Console.Write("Enter your member ID: ")
3 Dim memberID As String = Console.ReadLine()
4 While memberID.Length() > 6
5 Dim alertMessage As String = " is an invalid ID"
6 Console.WriteLine(alertMessage)
7 memberID = Console.ReadLine()
8 End While
9 Console.Write("Enter your age: ")
10 Dim age As Integer = Console.ReadLine()
11 If age < 18 Then
12 fee = 5
13 Else
14 fee = 10
15 End If
16 Console.WriteLine(fee)
Rewrite line 5 in Figure 2 to concatenate the member ID string stored in the variable memberID with the string " is an invalid ID", and store the result in the variable alertMessage.
Your answer must be written in VB.Net.