Teens watch approximately how many minutes of advertisements for each hour of television?

Which of the following statements about physical development in middle childhood is true?

a. The incidence of myopia decreases. b. Ear infections are more likely than they were earlier in the life span. c. Girls are usually taller and heavier than boys. d. Girls and boys are more likely to be slim than at any other time.

A child's ____ usually makes the diagnosis of ADHD

a. parent b. pediatrician c. teacher d. school counselor or psychologist