The answer is: Citations
Citations is a short reference that is placed on a certain writing in order to provide the readers with the information that some of the data placed in the writing is taken from outside sources.
The data that included from those outside sources often only in small fractions. So the citation is made so the readers could identify the source and evaluate the data by themselves.
Lincoln had decided to send supplies to Fort Sumter. ... It makes the fort more secure against an assault by confederate troops ... If Lincoln was aware the attempt could start a war, why did he try? ... Such as the guns pointed at Charleston? ... The Governor of South Carolina had told Abe's personal emissary ...
Literally felttttt .................
The answer is B
- the first African American in the US Senate