...Charged very high prices to move farm products to market
The farmers felt the railroads had monopoly power over them. The farmers essentially had no choice but to send their crops to market on trains. There was not much, if any, competition on most short-line tracks that went through farm areas. Therefore, most farmers had to simply accept whatever price railroads charged to transport crops. Farmers felt the railroads could gouge them by charging high prices and that they, the farmers, had no recourse when this happened. They blamed much of their trouble on this monopoly power.
Answer:
The declaration of independence provides a foundation for the concept of popular sovereignty, the idea that government exist to serve the people, So they elect people who will express their will.
Answer:

If muscles perform the role of the lungs in the respiratory system then the <u>muscular system</u> helps the respiratory system.