Answer:
The first-person point of view.
To show how his life was before he was taken into slavery.
Step-by-step explanation:
Olaudah Equiano made us of the first-person narrative in his memoir to describe his early life in Nigeria, how everywhere was clean, the people happy, marriage and family essential, and how he was suddenly cast into the evil hands of slavery and how he was able to become a free man.
He described his village in Nigeria so he can give readers an insight on how peaceful and satisfactory his life was before he became a slave.