Preoperational children cannot solve conservation tasks, because they focus on only one dimension of an object. This type of thought is referred to as:

What is the social order of the ancient river valley civilization of mesopotamia?

1of the following choices, which one best describes one way that christianity came to east africa? a. christians traveled in caravans through the sahara desert and introduced the people of mali to a new religion. b. christian traders from the mediterranean interacted with the people of axum. c. christian military from west africa traveled across the continent to bring their religion to the people of east africa. d. christian rulers from asia traveled to east africa to bring their religion to the people. 2 which trade item from outside the region did west africans need most? a. gold b. camels c. salt d. iron

Alimitation on the president’s power to appoint ambassadors is that