This answer would most likely be D) Indigo plantations. In the Middle Colonies, there was a lot of flat plain, good for farmland. They produced dyes there. shipbuilding was mainly prevalent in the New England states. For sugar, I believe the south grew that in the form of sugarcane.
Indigo was a huge part and highly significant for the country back then. Eliza Lucas Pinckney introduced it in North America.
Indigo was a significant trading commodities, due to its demand in Europe. Its importance was such that it was considered as Blue Gold. Indigo's sales even helped to fund war intentions.
Explanation: Hoover adopted the behavior typical of a Keynesian textbook after the stock market crash. He immediately cut income tax rates by 1 percent (valid for fiscal year 1929) and began to increase federal spending by 42 percent between the 1930s and 1932 tax years.
Manifest destiny was a widely held American imperialist cultural belief in the 19th-century United States that American settlers were destined to expand across North America.
