In three to four sentences, explain the impact of the spread of middle age culture had on its eastern neighbors.

Why have the aztec ruins in mexico city not been dug up?

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.

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.