Which of the following keep buissnesses in check

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.

Which is not an abundant natural resource found in africa?

Australia has a high literacy level why is this important to their economy