Adeclarative memory that is accessed in a conscious, direct, and effortful manner is also called a(n) a. implicit memory b. procedural memory c. explicit memory d. personal history memory

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.