The answer is A, because the protagonist is the main character, and that's what Rider is. The other answers don't really make sense in terms of the role he plays in the story.
Hope I helped!
Answer:
Because she knew Starr was with Khalil that high he got shot
The protagonist is the main/leading character and the antagonist s usually a character or a group of characters that oppose the story's main character, who is known as the protagonist.
A position paper is an essay that presents an opinion about an issue (typically that of the author or another specified entity). Position papers are published in academia, in politics, in law and other domains.