Given the task definition and input, reply with output. In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to determine which two sentences need to be swapped sentences in order to make a story that makes complete sense and is befittingly titled. Indicate your answer using the numbers of the two sentences in order, such as '34' or '25'. The first digit refers to the sentence which should come first in the story.

Title: Snake Handler. Sentence 1: Clark went to church with his second cousin. Sentence 2: Clark was shocked when the preacher held a poisonous snake. Sentence 3: Then the snake bit the preacher. Sentence 4: Clark's cousin told him not to worry. Sentence 5: Clark told his cousin that this church wasn't for him.
43