The sentence that corrects the shift in mood include option C: they might go to the movies, or they could rent one at home.
What do you mean by mood?
Mood is the general atmosphere created by the writer, if the writer wanted anger, love, sorrow, etc, he would use "mood" to express the feeling in the characters.
In simple words we can say that, a work/writing can have many many many different moods.
Therefore, correct option is C.
Learn more about mood, refer to the link:
https://brainly.com/question/27450024
