Which event of the 1850s did not set the stage for the secession of the south?

kansas-nebraska act
dred scott case
john brown’s raid
election of lincoln

What were some of the ways you learned about the political establishment through family members and friends? how were you politically socialized as a child?

How have the changes in china's laws affected its economy?

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.