Under which circumstance does the fda allow verbal consent prior to participation in a research study?

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.

Your family is planning a cruise vacation to the caribbean. you were planning on going in july, but you heard july is hurricane season.why do you think there are more hurricanes during the summer? when would be a safer time to visit?

Witch statement best describes the relationship between power and authority