What were the benefits of the crops from the Americas? How did these crops affect European culture?

Europeans took many useful crops from the Americas, such as tomatoes, potatoes, beans, squash, avocados, pineapples, tobacco, and chili peppers. They also traded these products to other parts of the world where they grew easier.

i really really really really really really dont know

answer; /// i believe that the correct answer is (d)the huang he river valley;