What did the leakeys discover in olduvai gorge

This passage would suggest that sudan might have a a) democracy. b) dictatorship. c) command economy. d) communist government.

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union

The principle that the geoglical processes that we see today have occurred through out earths history is called