I believe it is C. Swimming
I hope it helped :)
Answer: you can tell if they are limping or walking strange and or have a swelled up ankle they probably sprained it if you are unsure you can always ask an adult or professional for help.
Answer:
not necessarily, unless you drink to much.
Explanation:
if you have a small amount for the first time no. but if you have more than your body can handle your body will start to shut down.