Read the following context and choose the best option to answer the question.
Context: We were trying to think of what to do when Sarah suggested we go to her pool . Her pool had a slide , 2 diving boards , and were really deep . I did n't think my mom was going to let me go but she did supprisingly .
Question: Why was the narrator happy to go to Sarah 's ?
Options: 
- Sarah has a cool mom .
 - Sarah has a cool gym .
 - None of the above choices .
 - The narrator was n't expecting to get to go .


The narrator was n't expecting to get to go .