The demand quantity will increase due to more of them being bought.
Answer:The following were potential sources of power for the United States industries: coal fields, oil deposits, and rivers and streams. ... Trains used to work using coal. (Oil deposits) <your answer)are abundant in some parts of the US territory and petroleum represented a new source of energy that made industries more efficient.
As the electorate expanded, the political parties evolved to mobilize the growing mass of voters as the means of political control. Political parties became institutionalized to accomplish this essential task.
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