human
Yes, it's scary to stick your eel in there, it can get stuck between two rocky hollows, or even torn off.

Answer beautifully and wittily, briefly
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
No
2. Is it implied multiple-choice question?
No
3. If two experts were independently asked the question, will the final answer be exactly the same?
No

--- Answer ---
open