Final answer:
The market revolution brought significant social and economic changes to the United States, catalyzing the transition from agrarian economies to industrial ones and altering social structures. The Southeastern United States was instrumental as an independent center for plant domestication, and the necessary and proper clause expanded the powers of the national government.
Step-by-step explanation:
The question at hand is assessing the impact of the market revolution on the United States. This historical event led to profound social and economic changes in the eras it spanned. Firstly, the market revolution, which occurred in the early 19th century, transformed the U.S. economy from one that was primarily agrarian and local into one that was more industrial and connected through a series of improvements in transportation and communication, creating national markets. Consequently, this resulted in a shift in the way people lived and worked, leading to the rise of factories, urbanization, and changes in gender and family roles which matched the notion of separate spheres and the Cult of Domesticity. Secondly, it's notable that regions such as the Southeastern U.S were pivotal as independent centers for plant domestication, impacting the agricultural landscape. Lastly, the necessary and proper clause, also known as the elastic clause in the Constitution, did not limit but rather expanded the powers of the national government, contrary to what is suggested in the exercise.