Answer:
Coolidge adopted the taxation policies of his Secretary of the Treasury, Andrew Mellon, who advocated "scientific taxation" — the notion that lowering taxes will increase, rather than decrease, government receipts. Congress agreed, and tax rates were reduced in Coolidge's term
Explanation:
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Answer:
I think Letter C, I think because of the 19th century, modernization, and transformation to the modern world ignored the lower classes and that makes the empire to be abolished.
Answer:
The scientific method.
Explanation: Hope this helps.
B. Converting Native Americans to Christianity.