Final answer:
Quinny displayed courage by standing up for Hopper when he was being bullied by Trevor and Ty, showing her loyalty and bravery.
Step-by-step explanation:
When Trevor and Ty were bullying Hopper, Quinny stood up for Hopper despite the risk of becoming a target herself. This action demonstrates Quinny's courage and willingness to defend her friends, even in the face of adversity. It is often in such moments of conflict where character is tested and true friendships are revealed. Quinny's intervention can serve as an example of standing up for what is right, regardless of personal risk, which could be an important talking point or lesson within the story or novel.