It sounds like the narrator could be the mother of the two girls based on how she was describing Maggie in the first paragraph. I hope this helps
Answer:
The weather has been nice but, it may snow again any day.
C is correct i believe. its not A because that could not be a sentance byitself, not b because im sure you know why and d might be but then the teacher would be trying to explain to you something other then the rules of punctuation
Take a picture of the passage you’re reading