The physical geography of East Africa is dominated by the Great Rift Valley, which extends through the middle of the region from north to south. Associated with the rift valleys are vast savannas such as the Serengeti Plain, large lakes, high mountains, and the highlands of Ethiopia.
The ancestors of living Native Americans arrived in what is now the United States at least 15,000 years ago, possibly much earlier, from Asia via Beringia. A vast variety of peoples, societies and cultures subsequently developed.
Answer:
A - He wants to strengthen patriotic ideals by reminding his audience of the sacrifices of their forefathers.
Explanation:
Lincoln starts the Gettysburg address by reminding them of what their forefathers did 'four score and seven years ago' - 47 years ago in hopes of stregthening the thought of the Union through their sacrifices so they would not be in vain.
