After learning of missiles in Cuba, Kennedy imposed

What marked the beginning of the fragmentation and decline of the Carolingian Empire?

A. the Treaty of Verdun B. the declaration of the Holy Roman Empire C. the Battle of Tours D. an invasion by pagan Slavic peoples

Plantation owners with more than 50 slaves made up what portion of the southern population?

A) 32-33 percent B) 12-13 percent C) 22-23 percent D) 2-3 percent

What was most significant for the resilience of Chinese culture about the conquest of the Yangtze River Valley during the period of the Shang dynasty?

a. The additional population was key to China's power. b. It provided complementary environments to the state. c. The Yangtze was richer than the Yellow River Valley. d. It had little influence on the resilience of Chinese culture.

The concept of scientific management was developed by

A) ?William Graham Sumner. B) ?Frederick Taylor. C) ?John D. Rockefeller. D) ?Herbert Spencer E) ?None of these are correct.