The correct answer is C) Midwest.
The region of the country that is a center of manufacturing, transportation, and agriculture is the Midwest.
We are talking about the Midwestern US of Nebraska, Kansas, North Dakota, South Dakota, Missouri, Iowa, Wisconsin, Minnesota, Illinois, Indiana, Michigan, Colorado, and Ohio. This region has a predominant population that descends from Swedish, Norwegian, Danish, German, and Polish people. Very hardworking and dedicated people. This region of the country is also known as the "America's Heartland" for his role in farming and manufacture that has benefited the US.