→It wouldn't be A (Queen-) because of the dash.
→It wouldn't be B (There is no error in this sentence) because there's an error.
→It wouldn't be D (Is:) because you only use ":" when you're giving multiple things together.
→The answer is C (Queen;) because it's joining the sentences together. It's like having a comma in the sentence after "Queen."
Answer:
It tells you that the author has great talent because she writes good stories for children as well as adults.
Explanation:
I will go with:
D. Generally not a great contributor to pollution.