Answer:
African slave traders were the black people who had taken Equiano aboard the slave ship. They'd abduct people from villages and transport them to European trading outposts along the coast.
Step-by-step explanation:
The black people who had brought Equiano on the slave ship were African slave traders. They would capture and kidnap people from villages and bring them to the European trade outposts along the coast. When a slave ship anchored on these coasts, they sold these captured and kidnapped men, women, and children to the European slave ship owners for a high price.