The New World crops that added the most calories to European diets and therefore positively impacted sustainable population numbers were "<span>b. Potatoes and maize," since these were the most abundant and had the most nutritional benefits. </span>
Explanation:
Shays's Rebellion exposed the weakness of the government under the Articles of Confederation and led many—including George Washington—to call for strengthening the federal government in order to put down future uprisings.
England first sent a group of colonists called the London Company in December of 1606. So England had a part in the settling of the James River colony too. John Smith ordered the colonists to clear land and plant crops that they traded with the Algonquin Indians.
John Rolfe arrived in Jamestown at the James River colony in 1611. He helped them pay for their settlement by teaching them to grow tobacco and selling it to England in 1614. That was a great success.