In the opening sentence Lincoln refers to the founding of the nation four score and 787 years later which of the following best explains Lincoln‘s purpose in this opening

b. He wanted to remind people about what the nation’s founding ideals were.

Explanation:

In 1863 President Lincoln delivered one of the most iconic speeches of all time known as the Gettysburg address as he opened the Gettysburg cemetery which was constructed for dead Union soldiers during the Civil War.

He began the address by referring to the founding of the nation 87 years in the past the purpose of which was to remind people why the Founding Fathers founded the United States and the ideals they did so with.

He wanted people to remember that the United States was founded on the principles of liberty for all people and not just people of a certain race with the aim being to justify the Civil War and its goal of ending slavery.

answer; /// the correct answer is evidence of the olmec civilization has been found in southern american in a hot steamy forest, archaeologists have found earthen artifacts at several sites that were evidence of the olmec civilization. these   artifacts were mounds,courtyards and pyramids build of stones, also on top of the mounds were many monuments made of stone, some of these stone structures are very large, they weigh as much as 44

c. the dred scott v. sandford case,