Mogadishu<span>, </span><span>Kilwa, and Sofala were three East African coastal cities that became centers of trade.</span>
According to a source, the most probable answer to this query is the cabin crews. Usually, they are assigned to this task of letting their passengers know certain precautions of fire safety procedures.
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I believe the answer is Old Racism;New Racism
Old Racism refers tot he method of racial treatment that took form in direct actions to discriminate a certain racial group (such as what we did during the Segregation)
New Racism refers to the method of racial treatment that took form in passive-aggressive actions against other members of racial group (such as giving them lower pay, Refusing Candidacy of people from minority groups, etc)
The correct answer is $1 ; interesting and enjoyable
Explanation: In this sense, it is possible to realize that the research fulfilled its role, because the result was exactly what was expected, the people who were paid for it found the research interesting and liked it.