A 9-Year-Old Boy Is Often Cranky and Irritable and His

A 9-year-old boy is often cranky and irritable and his school performance has declined. All the options are true about the child. The possible factor causing this behavior is that he:

A) Sleeps only 6 to 7 hours a night
B) Eats eggs every day
C) Has a new dog
D) Plays about 1 to 3 hours each evening