Well, I would think it would be to get all the germs off of the dog so that there is a lessr chance that someone in the house will get sick. Also, the rain could get the dog sick, and if you let the dog back in without cleaning it, someone in the house could get sick. I assume that you probably care about your dog, so this is most likely done for the care and safety of your dog. There is absolutely nothing wrong with doing what you're doing. It is probably just done for everyone's safety.
Answer:
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Explanation:
Hello again!
Your answer would be the third option.
A whisper of an owl's wings in flight
And mud-bound frogs learning how to speak
Using that ABAB format like I mentioned, the rhymes would fit like that.
Answer:
Kura Kura by TWICE
Explanation:
I don't the lyrics but I hope this will help