I ate my spacer, will my gap close?

Hi! Typically when you're late on a bill for a certain period of time, the doctor can deny treatment. Retainers cost about that price wherever you go. So if you cannot continue treatment, then I would definitely buy the retainers, and wear them daily, so your teeth don't shift.  

Hi, Theoretically it is possible to close the gaps. But it depends on your bone level, sinus lining, bite with lower teeth, bone density, etc. So you should get a proper evaluation with an orthodontist to figure out if it's possible in your case, or if it's even recommended.

Hi! Since, it's only been 4 months, it's possible that your orthodontist has not started closing the spaces yet. The first wire usually works out the rotated teeth, and severe crowding. But I would mention that the gaps really bother you during your next visit, so your orthodontist can start...