TASK DEFINITION: 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.
PROBLEM: Sentence1: It was time for Nita's annual performance review. Sentence2: She was very nervous! Sentence3: Her boss called her into his office. Sentence4: Then he told Nita her performance was great this year! Sentence5: He even gave Nita a small raise.

SOLUTION: Nita, Boss

PROBLEM: Sentence1: On a sidewalk i saw an old man carrying his heavy bag. Sentence2: I helped him carry his bag along to the bus where he rides. Sentence3: He bid thanks and he wants to give me money. Sentence4: I didn't accept it because i'm not expecting anything in return. Sentence5: Then he said he admires me of my good deeds.

SOLUTION: I (myself), Old man

PROBLEM: Sentence1: I used to think junior college was not real college. Sentence2: When I enrolled, I thought it was a joke. Sentence3: After first semester, I was in love with the school. Sentence4: I received an award for Outstanding student, and excelled quickly. Sentence5: My opinion now is that junior college is excellent.

SOLUTION:
I (myself), Junior college