I have question based on vb6 pragraming language?

[bearfrods]

Select suitable event to display capital for the selected country and vice-versa using switch statement.

 

[Baman]

ctrl alt + del

 

[apis17]

Select suitable event to display capital for the selected country and vice-versa using switch statement.

combo box 1 (country)
combo box 2 (capital)

on combo 1 change, combo 2 list all country.