How did the United States acquire the area labeled number 4 on the map?
A. Mexico sold the territory to the U. S. in the Gadsden Purchase.
B. Mexico ceded the territory to the U. S. after the Mexican-American War.
C. The U. S. purchased Texas from Great Britain after the War of 1812.
D. The U. S. annexed Texas several years after it had gained its independence from Mexico.

D. The U.S annexed Texas several years after it had gained its independence from Mexico

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."