When was the wall built

Ineed with what i should write for my research paper. my topic is history of slavery. 1800 words. all i need is what to write in each paragraphs. like when the research paper has titles for each paragraph and it explains the tile in each paragraph. for example when did slaverh begin? why did it begin like an outline.

How should the student cite this source using mla citation format?

List five people who saw the risen lord jesus. a. b. c. d. e.