I would say that this excerpt is used <span>to reveal the horrors of enslavement. It seems that Cugoano described the scene with some many details for the reader to be able to actually picture what was happening, the horror suffered and how it might affect any person in that place. It was not just him suffering but there were others who he could listen to, they were also crying. </span>
I would love to help, but I've never read this story :( Sorry!
<span>By making it easier for the audience to follow what is happening in the play</span>
<span>He repeated the exact words of Plutarch's biography.
</span><span>Shakespeare used an ancient biography, by the Greek writer Plutarch as a source for his Julius Caesar play.
</span>He intended to make the play reflectd as much historical accuracy as possible, so he quote the exact words of the biography.