They helped show the American public that there was little evidence of communism in the country.
Answer:
The Industrial Revolution and that railroads are "transformational" is explained below in detail.
unusual.
Explanation:
The Industrial Revolution modified economies that had been established on cultivation and craftsmanships into economies established on large-scale manufacturing, mechanized production, and the factory arrangement. Modern machines, new energy sources, and innovative techniques of composing work made present industries more productive and energetic.

The Correct Answer is :
C. Fibonacci
Leonardo Fibonacci introduced Arabic numerals to Italy, which helped make bookkeeping possible.
_____________________________

The Bill of rigths holds all of our equal human rigths. the creator of the bill of rigths is james madison so you could say hes the one who belived