About how many hours of housework do women do each week on average?

Which situation is most likely to show a constant rate of change?

The people of are overwhelmingly arab but are divided by religion.

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.