Given the task definition and input, reply with output. In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.

Title: Forgotten Homework. Sentence 1: Ryan had forgotten his math assignment at home. Sentence 2: He quickly called his mom. Sentence 3: He asked her to bring the assignment to school. Sentence 4: Ryan's mom drove back to school with the assignment.
Ryan was able to give the assignment to his teacher.