Answer:
- They worked in agriculture
- They were an investment for their owner
- They were a sign of their owner’s wealth
Step-by-step explanation:
People progressed toward becoming oppressed in Africa principally by wars. Another type of servitude present in Africa was obligation slavery: the obliged individual turned into a captive to the obligation leaser.
The slaves worked in the horticultural fields of their lords and hence they were viewed as investment, since they were a labor with extremely minimal cost. So by having a slave, his "proprietor" was investing into his harvest.