Which of the following is a frequent cause of erectile disorder in older men?

Who is most likely to suffer from ASD?

a. Jane, an eight-year-old, from a middle class family b. Jill, a five-year-old, from a lower socioeconomic family c. Jack, a nine-year-old whose brother has autistic disorder d. Jim, a 13-year-old whose brother has been diagnosed as having intellectual disability

Rates of teenage pregnancy in most European nations are less than half of those in the United States because

most European school curriculums begin sex education in elementary school and by middle school teach sexual responsibility. European teenagers live at home under parental supervision longer. American parents are too permissive. European teens are not as interested in sex as U.S. teens.