Answer: The Tigris River and the Euphrates River
Language, writing, and laws standardized during the rule of Shi Huangdi because it was a show of strength and power of the emperor. The correct answer is B.
A single firm, organization, or company
The Cuban Missile Crisis has become one of the critical points in the history of the Cold War. With Soviet nuclear warheads already positioned to strike the America, the world feared that it could be the brink of a third world war. Both superpowers thought house close could be thus, communications between Washington and Moscow were increased.