Option Explicit
Dim bClick As Boolean
 
Private Sub Form_Load()
Option1.Value = True
bClick = True
End Sub
 
Private Sub Option1_Click()
If Not bClick Then Exit Sub
MsgBox "Option 1"
End Sub
 
Private Sub Option2_Click()
If Not bClick Then Exit Sub
MsgBox "Option 2"
End Sub

Gru?,
Nukeduke

if (youAreHappyAndYouKnowIt) {
???ClapYourHands();
}