The author describes the research of Cyrus Thomas most likely because it:A.discredits the hypothesis that mounds were built by a
vanished culture.B.supports the hypothesis that people from the area that is now Mexico influenced Native American mound building.C.establishes when mound building occurred in the eastern Woodlands.D.challenges the diffusion hypothesis put forth by archaeologist
Answer: discredits the hypothesis that mounds were built by a vanished culture.
Explanation:
According to the author, Cyrus Thomas refuted the popular idea that mounds were the result of a vanished culture. According to the author, it was believed that the mounds were raised by early Native Americans.
Therefore, the author describes the research of Cyrus Thomas most likely because it discredits the hypothesis that mounds were built by a vanished culture.
Russia's economy was still developing and reliant on foreign investment; her industrial sector was incapable of competing with the powerhouse German economy. Three years of total war would exhaust the Russian economy and leave its people starving, freezing and miserable.