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: Irene was scared for her science test today. Sentence2: She spent all night studying and was still nervous. Sentence3: When she got to her seat, the teacher handed her the exam. Sentence4: Frantic, Irene took it. Sentence5: Thankfully it wasn't as bad as I thought.
A:
I (myself), Frantic, Irene, Teacher