"<span>It may be one, none, or multiple of the sources we listed" I would just make that part shorter. Make it something like "It could be any of the sources we listed" instead. It didn't make sense with how you listed them and it seems like you're just trying to add more words to meet the quota. </span>
Which sentence uses all of its object pronouns correctly?
The answer here is
D. The sales clerk helps her and us find new shoes.
Which sentence uses its object pronoun correctly?
the answer here is:
<span>
B. Aunt Mildred gave the grandchildren and me her jewelry. </span>
what's the question you're asking?