Answer:
Explanation
He was describing how the stench below the deck became extremely menacing to the point where the slave traders let the slaves go outside. When he was outside he noticed how there was hardly any space causing distress throughout the entire ship. He also described the abuse and suffering children and women had to endure.
don't forget to always add more of your own thoughts btw! I hope this helped you at least a little bit. Maybe try adding a quote to back everything up.