No. This is plagiarism. You cannot copy your own work and submit it for another assessment. 

Yes, but you need to cite all sources cited in the original work again. Otherwise it is plagiarism.

No. This is self-plagiarism. You cannot copy your own work and submit it for another assessment. 

Yes, but only if you cite the words that you have copied and your previous essay. Otherwise it is self-plagiarism.