A supporting character<span> is a </span>character<span> in a narrative that is not focused on by the primary storyline, but appears or is mentioned in the story enough to be more than just a </span>minor character<span> or a cameo appearance.</span>
“When Caitlyn is with Tyler all of her problems seem to disappear. But as things get serious, she discovers Tyler's jealous side. Once she realizes her "perfect" boyfriend is as controlling as he is caring, Caitlyn is faced with a choice: she can either let this relationship define her, or find the courage to break away” (Goodreads)
Answer:
I do not think you got anything wrong...Maybe the teachers thought you did?
Explanation:
Try to confront them saying something like...Are you sure I got this wrong, make sure YOU know you got something wrong, before confronting them, if you are sure everything is correct, you may confront.