Answer:
B. to narrate past events
Explanation:
The verb tenses used in the following sentence from the story: "In the past they had sometimes been treated to three-legged creatures from Venus" are used to narrate past events.
This is because, events that have already happened are being narrated.
<span>to show that slavery is a terrible practice that has brought misery to too many people
It's clear that he thinks far too many people have been made miserable by slavery when he says "</span><span>that so great a part of it", meaning that so many people of the world have been afflicted by slavery. It's also clear that he thinks it is a terrible practice, as he uses the phrases "bound in chains of darkness and in chains of misery". </span>
Subjective mood is used to express wishes, desires, and doubts and unknown or factual situations.
For this question you would tick off the first and last box.
Hope that helps. -UF aka Nadia
C B and A Hope this helps!!!!