Final answer:
The market revolution in the United States brought about significant social and economic changes.
Step-by-step explanation:
True. The market revolution in the United States brought about significant social and economic changes. During this period, from around 1790 to 1840, there was a shift from subsistence farming to commercial agriculture, the growth of industry and manufacturing, the development of transportation systems like canals and railroads, and the rise of market-oriented capitalism. These changes had a profound impact on the American society and economy.