Detailed Instructions: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
See one example below:
Problem: Sentence1: Rick grew up in a troubled household. Sentence2: He never found good support in family, and turned to gangs. Sentence3: It wasn't long before Rick got shot in a robbery. Sentence4: The incident caused him to turn a new leaf.
Solution: He is happy now.
Explanation: As mentioned in last sentence, the incident turned a new leaf to Rick's life; this part completes the story properly.

Problem: Sentence1: It was time for Mary to get a flu shot. Sentence2: She was very scared of needles. Sentence3: She wondered if the flu shot was really necessary. Sentence4: She decided against getting the shot.
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Mary got flu the following week.