Answer:
The Pendleton Civil Service Reform Act provided for selection of some government employees by competitive exams rather than ties to politicians, and made it illegal to fire or demote some government officials for political reasons.
Explanation:
Rockefeller and Andrew Carnegie use their money for the public good in a way that they embarked on huge, independent philanthropic efforts.
At the beginning of the 20th century, Carnegie and Rockefeller, who were the richest men in the nation, started massive, independent philanthropy initiatives. In the final decades of his life, each donated hundreds of millions of dollars. And each endowed a foundation that continues to be active in philanthropy.
Carnegie and Rockefeller focused on issues like health care, scientific research, and education in order to address the core causes of major global issues. They donated money to scientific advancement.
To learn more about Rockefeller and Andrew Carnegie here
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The answer to this question is 4. Industrialization caused urbanization and a population boom.
The steam engine as it was to be used in many machines such as trains, steamboats, factories, farming equipments, etc.
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