How can religion, language and or ethnicity be used as a political tool?

Why might have people followed the rivers to find their way into asia

If a population is growing quickly in a small area then what must increase as well

Match the graph type to its description. 1. uses symbols to describe information pie 2. compares different quantities at the same point in time line 3. compares increases and decreases in a quantity over a period of time bar 4. shows the relationship of parts to each other and to the whole pictograph