Question: Eli Whitney is credited with inventing the cotton gin as well as the concept of mass-producing interchangeable parts. In your essay explain:

(a) how Whitney’s cotton gin as well as interchangeable parts rapidly expanded both the rural plantation system in the South and the urban factory system in the Midwest and Northeast.

(b) Also explain how these “improvements to production” had massive, unforeseen consequences that could be considered negative.

(c) In addition, describe another invention or technological advancement in United States history that brought forth massive changes, both positive and negative.