Fear
Gain
Deference of authority
Answer:
The riots began on June 3, 1943, after a group of sailors stated that they had been attacked by a group of Mexican American zoot-suiters. ... In response to these confrontations, police arrested hundreds of Mexican American youths, many of whom had already been attacked by servicemen.
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The experiment this question refers to is Pavlov's Dogs.
Ivan Pavlov was a russian physiologist who is most known for his work with classical conditioning.
Villages lost many skilled members of the community.
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The correct option is D.
Thomas Edison was an American investor and business man and he had been described as the American greatest inventor, because during his life time he accumulated 1,093 patents. He is the brain behind many devices which had radically changed the way people live their lives today. The devices invented by him include: phonograph, light bubs, moving pictures, electrographic vote recorder, the carbon telephone transmitter, etc.