I would lean towards option 1, because it's the only one which doesn't lock the other options out. You can just not provide selectedoption or provide it in a l

I would lean towards option 1, because it's the only one which doesn't lock the other options out. You can just not provide selectedoption or provide it in a limited way, and see what patterns emerge in how people use it in practice. Maybe it'll turn out that people want something completely different from selectedoption's current design. Maybe it'll turn out that people often want to display something different between the select menu and the select button and selectedoption doesn't actually bring much to the table.