I believe the bolded pronoun would be MY because it it is proper and before the noun
I believe it is persuasive. You're trying to get people to help preserve the mountains, da? That essay is trying to persuade them
Answer:
You use semicolons (;)
Explanation:
If the sentence has too many commas, it becomes very confusing. The semicolon is a combination of a colon and a comma, and breaks the sentence up so that it's easier for the reader to understand.
The answer is
D.<span>The storm—it was the worst in years—caused several power outages.</span>