I think informal? Family members commonly use slang :)
The answer is C. The story never had anything about prison, and the story clearly states that the doctor was there. also the doctor didn't seem to bother the man he only passed by. SO C is your only logical answer
Answer:
C) An endless tide of water
Explanation: Reading through the paragraph shows that it is described as an endless tide of water, instead of the assumed 'tidal wave'
