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.
The Indus River is the correct answer.
Answer:
Iran was independent, and Britain controlled trade in southern Iran
Explanation:
A Sphere of Influence is a region where some country or organization has some sort of exclusivity meant to serve the interests of powers outside the borders of the organization or country that controls it. The second and third options don't fit and seem to be more of a colonial situation. The first one doesn't really say anything. The fourth, though, clearly states that there was control over one area by an organization outside the borders. Hope This Helps! Brainliest, Please?