Answer:
Interest in Hawaii began in America as early as the 1820s, when New England missionaries tried in earnest to spread their faith. Since the 1840s, keeping European powers out of Hawaii became a principal foreign policy goal. Americans acquired a true foothold in Hawaii as a result of the sugar trade. The United States government provided generous terms to Hawaiian sugar growers, and after the Civil War, profits began to swell.
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A scientific theory is what you are talking about.
Answer: immediacy behaviors
Explanation:
Immediacy behaviors are actions that communicate warmth, involvement, psychological closeness, availability for communication, and positive affect. This is what occur when you're introduced to a new classmate.