Why was lincoln determined to keep the border states in the union?

a.)they were needed to protect the capital.

b.)they contained most of the south's large plantations.

c.)they had all voted to secede by narrow margins.

d.)they contained the most of the south's commercial harbors.

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.

What was martin luther king, jr., referencing in the passage that brought him to lead a protest in birmingham?

Asap 50 choose one civil war topic! write a report of at least 400 words -a major civil war battle -civil war munitions and uniforms -the emancipation proclamation -the gettysburg adress make sure to correctly cite your research source or sources in your writing!