Political Bosses were the leaders of the political machines, they grew wealthy because they assigned government contracts asking for favors like votes or promoting campaign on their favor, they also controlled financing of campaigns to later ask for recompense. By doing this they reached position in the local government of cities, counties and states and this way concentrated wealth around corruption.
Answer:
Explanation:
These people are called demographers, and their study is called demography.
The answer is A. Coca leaves, used to make cocain
Answer:
a lack of immunity to certain diseases
The west coast is more air polluted
