I added Dropdown list to the Contact form with Countries. Here is the list I added to the Dropdown list. I saved the Contact form and I received the 'Page successfully saved' message. When I open the form and there are no fields(lost all the saved fields). I don't see any fields in the Contact form. How can I add the following list to the Dropdown list?

Colombia,
Costa Rico,
Cyprus,
Côte d'Ivoire,
Denmark,
Dominican Republic,
Ecuador,
Fiji,
Finland,
France,
Germany,
Ghana,
Greece,
Hong Kong,
India,
Ireland,
Israel,
Italy,
Japan,
Lebanon,
Madagascar,
Malaysia