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: Michelle decides to skip some rocks at the pond. Sentence2: She is impressed by how far they skip. Sentence3: Some of the rocks go halfway across the pond. Sentence4: Later on she goes back home. Sentence5: Michelle is happy the went to the pond to skip rocks.

Answer: Michelle

Question: Sentence1: Samantha was going out for the night. Sentence2: She needed to withdraw money. Sentence3: She went to the atm and inserted her card. Sentence4: The atm displayed an error message! Sentence5: Sam drove to the grocery store and was able to get cash back instead.

Answer: Samantha

Question: Sentence1: It was test day. Sentence2: People were scrambling to study. Sentence3: They didn't know the material well enough. Sentence4: The teacher told them to put everything away. Sentence5: They all failed.

Answer:
The teacher, People