Answer:
One reason that people may desire to migrate away from metropolitan areas is an overcrowding population.
Explanation:
While living in a metropolitan area has many benefits (career and education opportunities for example) most people end up leaving because the busy atmosphere isn't for them. Whether there is a lack of sanitation from overcrowding, noise at all hours of the night, or the size of the population isn't desirable.
I'm also going to assume this is for AP Human Geography, a test I took a few years ago and passed :)
Answer:
Another effect of the spread of Islam was an increase in trade. Unlike early Christianity, Muslims were not reluctant to engage in trade and profit; Muhammad himself was a merchant. As new areas were drawn into the orbit of Islamic civilization, the new religion provided merchants with a safe context for trade.
When you run for political office people have many opinions on politics. It can make or break your reputation. Anything you do will become controversial and it will not be entirely a good thing. Take Obama Care as an example. NO one is on one side
Urban cities emerged in Europe during the second industrial revolution when there was many new things introduced both good and bad urban areas would be very crowded as many people would move into urban cities due to the mass production of new technology an apartment of one room would consist of at least two families including grandparents. During this time many people would get sick because of how polluted cities would be which also suggests that people would move from rural areas to urban areas and Vice versa