Answer:
the positive effects of the Columbian Exchange were the many crops brought to the Old World from the New World. Some of these eventually became staples in cuisines around the world. These included potatoes, tomatoes, maize, sweet potatoes, cassava, and cacao, which is used to make chocolate.
Explanation:
Answer:
Because there are plenty of jobs and their jobs are probably there. People would rather live in rural areas, but most are living in urban because they don't have a choice.
Explanation:
nomads are people who moved from one place to another depending on the weather, food, etc. bipedal are animals who are able to walk with 2 legs. hunters and gatherers preceeded nomads and decided to settle in one place instead of moving around periodically. tool makers makes tool I guess.