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.

[Q]: Sentence1: Tom fed his baby boy another spoonful of banana baby food. Sentence2: The boy wouldn't take the last bite, instead reaching for Tom's food. Sentence3: Tom looked at his own bowl of unsugared grapefruit slices. Sentence4: After making sure his wife wasn't nearby, he let his son lick a slice. Sentence5: When the boy started crying, he had to assure his wife all was well.
[A]: Baby, Wife, Tom

[Q]: Sentence1: Brent was an engineer. Sentence2: Brent had a hobby of making soap. Sentence3: He decided to sell his soap for money. Sentence4: He was wildly successful and went into the soap business. Sentence5: Brent had a great career in the soap business.
[A]: Brent

[Q]: Sentence1: Linda was busy studying for a long test. Sentence2: She did not have time to eat. Sentence3: Her stomach began growling during the exam. Sentence4: But her kind teacher tossed her a granola bar. Sentence5: Afterwards, Linda never forgot to eat before class.
[A]:
Linda, Teacher