The correct answer is D, "become smaller and more efficient."
Answer:
The term is known as Eugenics. Kinda like what Hitler did, he wanted to make a superior aryan race, and luckily he failed miserably.
Charlemagne reunited Western Europe. He built an empire that reached across three countries.
The colonial period lasted approximately three centuries, from the early 16th to the early 19th centuries, when Brazil and the larger Hispanic American nations declared independence. The United States obtained independence from England much earlier, in 1776, while Canada formed a federal dominion in 1867
