HURRY IM TIMED How did the geography of the empire ruled by the Zhou dynasty contribute to the dynasty’s downfall?

The empire was surrounded by more powerful nations.
The empire was large, and the Zhou could not control it.
The empire was destroyed by the flooding of major rivers.
The empire was unable to prevent invasion from across the sea.

What statement about risks in social and behavioral sciences research is most accurate: anonymizing data effectively manages the risk of creating emotional distress.risks are specific to time, situation, and culture.there are never any risks.if a study offers potential benefits, it is not necessary to minimize risks.

Imagine you are driving down the highway and reading a sign that states save the planet don't litter which technique of policy enactment is being used

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.