Why did southerners claim slavery was necessary ?

The internet is controlled by: (select one): a. statutes and court cases in federal and state courts in the united states. b. the advanced research projects agency (arpa) and the u. s. department of defense. c. no single government or organization. d. google, yahoo, and the other search engines which have proprietary interest in the content thereon.

Asenator and house representative do not

Which term describes a possible explanation of, or answer to, a scientific question that is based on prior knowledge or research and that is testable?