Read source CND above summarize this point that the source are trying to make about the slave trade in Africa

Source CND argues that the slave trade in Africa was a complex and multifaceted system that involved various parties, including traders, local rulers, and European colonizers. It highlights how African elites were actively involved in the capture and sale of slaves, often exploiting their own people for profit. Additionally, the source emphasizes the complicity of European powers in perpetuating and profiting from the slave trade, despite attempts to distance themselves from the brutal practices. Overall, the source suggests that the slave trade in Africa was a complex web of exploitation and collaboration among different actors.