Instructions: In this task, you're given four sentences of a story written in natural language. The given story is not complete and your job is to complete the story by selecting one of the sentence choices from (A) and (B), such that the story sounds fully coherent.
Input: Sentence1: Girls are a lot of trouble. Sentence2: Sometimes they say things they do not mean. Sentence3: Last one I talked to lied to me. Sentence4: She told me she was rich. 
 (A) She ended up being very poor. (B) This proves girls tell the truth all the time.
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
A