Introduction
(What place you are going to be talking about)
Body 1 (Geography)
Body 2 (Economy)
Body 3 (Culture)
Conclusion
(Just sum it up)
Answer: A
Explanation: you should put the options to answer the question but the answer is A because the passage is mainly concerned with reporting what is the kind of author's view about a phenomenon.
Answer:
In the establishment of the African diaspora, the transatlantic slave trade is often considered the defining element, but people of African descent have engaged in eleven other migration movements involving North America since the 16th century, many being voluntary migrations, although undertaken in exploitative and hostile environments.