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.
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Question: Sentence1: Joe imagined getting rich by finding a priceless pearl. Sentence2: He took his boat to an oyster bed and started looking. Sentence3: He tossed the oysters aside when he found no pearls inside. Sentence4: Hours later, Joe had nothing to show for his troubles. Sentence5: His stomach grumbled and Joe thought of the wasted oysters.

Answer: Joe

Question: Sentence1: The kids were going out of the country for the first time. Sentence2: They applied for their passports. Sentence3: They were so excited when they arrived! Sentence4: THey couldn't wait to get their first stamp! Sentence5: The kids loved to travel.

Answer: Kids

Question: Sentence1: I had just turned in my test. Sentence2: I knew I made an A. Sentence3: I could not wait for the grades to be posted. Sentence4: I got home and checked my score. Sentence5: The teacher had used the wrong key and gave me an F.

Answer:
I (myself), Teacher