I believe it is the 2nd one.........Hope this helps.
The middle class were people who were educated and could have open companies or knew how to run companies for rich investors. The working class was the class that would do the physical part of the manufacturing process in the industrial revolution. This enabled the middle class to earn some wealth and establish itself.
Answer:
they allowed people to more easily, safely, and affordably travel to and settle the western part of the country
Answer: The plan called for a legislature divided into two bodies the Senate and the House of Representative with proportional representation. That is, each state's representation in Congress would be based on its population.