Definition: In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to arrange the sentences in order to make a story that makes complete sense and is apt for the title. Indicate your answer using the number of the sentences in order, such as '34152'.
Input: Title: Field Trip. Sentence 1: Anna's kindergarten class took a field trip to the zoo. Sentence 2: Anna and her classmates rode the bus back to school. Sentence 3: Anna's class ate sack lunches in the rainforest. Sentence 4: They walked through the monkey house. Sentence 5: They got off of the bus when they arrived at the zoo.
Output:

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
15432