In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.
Q: Title: The New Kitten. Sentence 1: Jill got a kitten for her son. Sentence 2: The kitten stayed indoors. Sentence 3: Jill's son began to sneeze and have watery eyes. Sentence 4: Her son was allergic to the kitten.
A:

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
Jill put the kitten outside.