Answer:
The answer is mass production, interchangeable parts, and mechanization revolutionized American industries.
Answer: A massive migration west
Explanation:
<span>Multiparty system is beneficial to promoting the public good in four major ways. 1.A two-party system gives information in a way that is easy to understand and convenient to consume.
2. Two-party systems represent a larger variety of views and opinions.
3. Two-party systems discourage rapid shifts in political trends and climate.
4. Two-party systems encourage more political participation due to the ability to represent multiple opinions.</span>
The senate must approve all treaties with a 2/3 majority.
