What is the resolution in my father's dragon?

In "My Father's Dragon" by Ruth Stiles Gannett, the resolution occurs when Elmer Elevator successfully rescues the baby dragon from captivity. After using his cleverness and the items he gathered along his journey, he gains the dragon's friendship and helps him escape. Ultimately, Elmer returns home with the dragon, who becomes a loyal companion, and they both find happiness, demonstrating the themes of friendship and bravery.