Which two conclusions are most likely true about the system that ancient egyptians used to bring water to their crops?

Human beings spread all around the world over a period of millions of years. identify when humans arrived in different regions of the world. 200,000 years ago 100,000 years ago 40,000 years ago 30,000 years ago

The mongols were descendants of a. pastoral nomadic tribes b. tibetan tribes c. shang nobility

Territorial changes after world war l led to the creation of new countries including a france b switzerland c poland d spain