A and C are correct options.
There is no need to imitate Reagon and it will make it just an audio tape. Also, no need to add slangs as there would be teachers and other members there.
The correct answer is C: The animal was returned to the shelter because it had become aggressive. I hope this helps.
Explanation:
Thanks for your advice. I'll make sure I cover my food and water so flies do not vomit on it or stamp on it before eating.
Good night.