What does Douglass mean by slavery dehumanizing both the slave and the slavehold

What does Douglass mean by slavery dehumanizing both the slave and the slaveholder?
Give examples (with page numbers) from his Narrative of both.
Your only source is this textbook
Douglass: Narrative Chap. I-VII & XI (pp. B1077-1095 & B1122-1129)
my textbook login info will be available for the assigned writer

Place this order or similar order and get an amazing discount. USE Discount code “GET20” for 20% discount