Read the following context and choose the best option to answer the question.
Context: What exactly had happened ? I wanted to sit down and think about it all , but everything kept swimming around in my head . I heard muffled church bells ring out five o'clock .
Question: Why may the narrator be struggling with hearing noises ?
Options: 
- The narrator is in the right state of mind .
 - It sounds like the narrator is concussed .
 - The narrator is perfectly fine .
 - The narrator is calm and alert .


It sounds like the narrator is concussed .