What was a unique technique the mississippian indians used with their crops that would not be found on modern farms?

The areas with the highest population density in europe are most likely to be

Which of these would be describing a developed country? a) literacy rate of 84% b) life expectancy of 58 years c) post-secondary education rate of 10% d) infant mortality rate of 3 per 1,000 births

The us economy received all of the following benefits as a result of technological advancements during industrialization except a. increased production b. reduced costs of consumer goods c. increased farm employment d. the invention of new products