CLEP US History I

Answer: D - The American Midwest became the home of meatpacking industry. As railroads and refrigeration improved, cities like Chicago and St. Louis became known the "porkopolis" emerged. This industry would be exposed for its corrupt and unsanitary practices as the turn of the 20th century. However, by the time these exposes emerged, these locales had been well established as the destination for the livestock on Midwestern ranches.