Your text notes the misuse of group intelligence tests shortly after world war i. specifically, group intelligence tests were inappropriately administered to:

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.

According to the aztec history, how did the aztecs know where to build their new city of tenochtitlan? why was this a good location?

Why did the south think that its secession from the union would succeed? a. the confederate army was larger than the union army. b. european nations had promised to support the south. c. the south only had to defend itself against the north, not defeat it.