Which child is at the greatest risk for overweight?
a. cecilia, who watches 1 hour of tv in the family room each day
b. leo, who watches 2 hours of tv and internet with ads in his bedroom each day
c. travis, who uses an ad blocker to screen out ads during his 1½ hours of screen time each day
d. marcella, who watches 1½ hours of tv in the living room each day