Lincoln does not mention slavery directly in his speech. Which detail lets you know that he is talking about the emancipation of enslaved people?
a. "It is rather for us to be dedicated to the great task before us"
b. "The brave men, living and dead, who struggled here have consecrated"
c. "This nation, under God, shall have a new birth of freedom"
d. "Government of the people, by the people, and for the people shall not
perish from the earth.

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.