I believe the answer is A. hope this helps
C. You need a comma when the sentence changes subjects from humans to bottlenose dolphins.
A thing or event that existed before or logically precedes another or preceding in time or order previous or preexisting hope I helped
Answer:
I think it is Anger.
Explanation:
Thematic is something related a theme in a story, anger is not a suitable theme for any story or novel.
I hope This Helps!