Also, if you keep the current format, you should consider dropping the default selection. It would be good to pre-select if you were actually in a signup proces

Also, if you keep the current format, you should consider dropping the default selection. It would be good to pre-select if you were actually in a signup process, but biasing your data in a survey like this is bad: you could end up with data saying that people are willing to pay more than they actually are.