Q: In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.
Sentence1: Sara played the trumpet in her school marching band. Sentence2: The band was picked to play in a parade. Sentence3: Sara didn't have enough money to make the band trip. Sentence4: Her mother took an extra job so she could send Sara on the band trip. Sentence5: Sara was very thankful that her mother supported her.
A:
Marching band, Sara, Mother