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.
One example: Sentence1: My dog was bored. Sentence2: I was working all day so I couldn't spend time with him. Sentence3: When I finished work I decided to play with my dog. Sentence4: He was so happy to finally have some fun! Sentence5: Alas, he fell sick and died.
Solution is here: I (myself), Dog
Explanation: There is only two characters in given story, i.e., I (myself) and dog.

Now, solve this: Sentence1: Amy was in class watching video's on YouTube. Sentence2: The teacher called on her to answer a question. Sentence3: Amy was confused since she hadn't been paying attention. Sentence4: Amy gave the first answer that came to mind. Sentence5: The whole class laughed at Amy since it was the wrong answer.
Solution:
Amy, The whole class, The teacher