B because its important to have groups to callaborate together :)
Encomienda was a social system that started in Spain, where some people, stronger or richer, protected the weaker from outside attacks in return for the weaker people's service (such as in agriculture).
Answer:
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A company that has held an initial public offering and whose shares are traded on a stock exchange or in the over-the-counter market. Public companies are subject to periodic filing and other obligations under the federal securities laws.
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Explanation:
He i sfuffiering from schizophrenia the fear of the unknwon