2. Who are Muhammad, Abu Bakr, and Ali and what was their role in the Islamic faith?

2. Who are Muhammad, Abu Bakr, and Ali and what was their role in the Islamic faith? I need a paper on this, must be minimum 1 and a half pages, word count does not matter, 12 font, double spaced, and standard essay format (introduction, middle, and conclusion paragraphs). Thank you in advance! By the way tho is GED 240 (California Coast University) Art History course