They mostly grew wheat, barley, oats, rye, and corn. because of this, they were basically known as the "Breadbasket". So I believe your answer would most likely be wheat.
Answer:
NORTHERN - favored taxes on imports, was supported by free labor, was based on industry
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SOUTHERN - relied on enslaved laborers, was based on agriculture, opposed taxes on imports
Explanation:
WOO
Europe and was victorious for more than two years by relying on a new military tactic called the "Blitzkrieg" (lightning war). Blitzkrieg tactics required the concentration of offensive weapons (such as tanks, planes, and artillery) along a narrow front.
Explanation: