Answer:
One of them is a fragment.
Explanation:
The last sentence starts with "Especially", which is a subordinate conjunction, making this a subordinate clause and NOT a complete sentence.
It seems the second answer you have provided for this question is the best fit for what the question is specifically asking. Have a great day!
Well it sounds like the "she" in the story is a cat because it says she falls asleep in the sunlight. Cats tend to fall asleep in windows and in the sunlight. Cats also migrate from place to place to find a comfortable to rest. Lastly, it states that she might find a mouse. Cats chase and catch mice, too! Hehe hope this helps you! :)