Which of the following statements best summarizes why people learned how to make clothes and build shelters after migrating out of Africa? a. They needed to trade cloth with other merchants. b. They needed more protection to survive in colder areas. c. They needed less protection to survive in warmer areas. d. They needed to trade living spaces with others.

During the late 19th century, russia's settlement and development of siberia was made possible by the invention of the

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a.a post on a social networking site about the undesired side-effects of different alternative medicinesb.a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec.an anonymous article on a medical website that claims the success of alternative medicined.a 2003 study conducted by a medical research center about the effects of alternative medicine

Compare and contrast walden and "the experiences of the a.c." include the authors, their ideas, and reasons of their failures from a christian perspective.