What is a mental grouping of similar objects, events, ideas, or people known as?

What eight characteristics are associated with a civilization?

What is the first modern decade?

What is an opportunity cost?

What was the major cash crop grown in the Caribbean by colonial powers

Booker T. Washington was a speaker, writer, and educator BEST known for A establishing the United Negro College Fund. B founding the Tuskegee Normal and Industrial Institute. C performing agricultural research at the Tuskegee Institute.

A person or group is described as having particular characteristics and then begins to display the very traits that were said to exist. This is an example of the

People who flee to another country to escape persecution or danger are called

The ability to make of oneself what one can, to develop one's talents and abilities, and to be rewarded for one's work, initiative, and achievement is known as

Cats received a fish reward whenever they maneuvered themselves out of an enclosed puzzle box. With successive trials, the cats escaped from the box with increasing speed. This illustrates: a) negative reinforcement. b) spontaneous recovery.

Briefly describe ONE key historical similarity or difference between laissez-faire economic policies in the Gilded Age and economic policies in the Jacksonian Era.