Which of the following provided a basis for Mayan life?

In this unit, you read about transitions of power and the formation of newly independent nations in africa, asia, the americas, and the middle east. some of these transitions were peaceful, while others caused long-term instability. why do you think some countries were more successful than others with political transitions? what do you think were the biggest challenges facing newly independent countries? would it have been possible for leaders to prevent these problems before they happened? why or why not?

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

Many young people traveled by train out of the midwest in search of new opportunities during the 1930s. what term is used to describe their actions