Ann means that if someone believes the "kids' movie" is distracting (since diverting means "changing attention," then the person is becoming childish (since "reverting" means "change back to")
B. A supporting detail from common knowledge
I'd say facts and statistics and find the difference of performance between students with inconsistencies and students Sith consistent bedtimes.
My favorite Dr. Seuss book is Oh The Places You Will Go. I love this book because it was one of the first Dr. Seuss books I read. It also brings back memories.