Answer:
a. he consults well-known, credible sources in his research.
Explanation:
The attempt to be objective is trying to search for as many sources as possible, experts in the matter and trying to portray both sides of the story, this way objectiveness can be achieved, by writting and consulting credible well-known sources is part of that job.
Many Latin America countries are slowly forming democratic governments, as aid to communist groups has disappeared with the collapse of the Soviet Union.
The Ku Klux Klan was created after Abraham Lincoln had claimed slavery was no longer legal. The KKK went around, killing black people and such. They also protested around the segregation process. They are still around to this day, but I don't believe that are killing anymore.
Answer:
Lincoln probably made so many referances to the American Revolution because of the Civil War at the time considering that the South wanted some sort of independance from the North because they thought they needed slavery and the American Revolution was so that America could become independant and not be ruled by Britain anymore, so that is why he probably referred a lot to the American Revolution.