The Reasons for the migration of the Bantu are not known but they most likely included the following, they moved due to the fear of famine, which broke out due to overcrowding and drought. The climate in their cradle land had become unreliable/unpredictable.
The first ten are known as the preamble
The answer to the question is D
Answer:
The objective of the creation of dumbbell tenements was to create more housing and maximize land profits.