A: The prime energy source at the time was coal. As the industrial revolution began to speed up,the need for coal grew because it provided power for the factory engines, steam powered ships and steam locomotives. Second the demand for iron increased. At a later stage, iron was needed to construct steamships.
Answer:
Permanent houses, hospitals, schools and cultivation of crops.
Explanation:
Settling and staying in one area or location allowed humans to make permanent houses where they lived forever because that area has all the facilities available which is necessary for living. Humans also started to cultivate food crops instead of hunting in order to fulfill their food needs. Humans also make hospitals and educational institution for themselves in order to educate their children and maintain their health status.
Answer:
Free elections means which implicit in both principles.
"They promised bills and laws in favor of immigrants in exchange for votes" is the one way among the following choices given in the question that political machines, such as Tammany Hall, work with and for immigrants.
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