Agree it appears you do not have an immigration question.

Contact your DSO and other school officials about concerns.

Yes one may file multiple i140 petitions in EB1A category.

There are options such as fling for CAP GAP.

I-864 is not required for employment based applications..

Raed and carefully follow the instructions on N-400 and consult with a qualified attorney with questions.

Yes, you may run a business on H1-B. It is best you consult an attorney for guidance.

It appears the two A-numbers have been made no complications should be anticipated..

In your case, admission is based on AOS pending.

I agree. Question already addressed. Check out previous thread.