1 - Community college will do nothing for you. No responsible PhD program will admit you since you are ineligible to return to your previous institution.
2. 0 days
3. Immediately The DSO should have already reported you. You need to leave immediately.
Your days as a student in the US are very likely over due to your failure to achieve the required performance level.
Your only option at this time is to exit the US as you can be picked up and detained by ICE due to your failure to maintained your F-1 status. Failure to do so will jeopardize your ability to have a guest worker visa approved.

