1. Question 10/ 4

Which of the following statements is true about autism spectrum disorder (ASD)?

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The symptoms of ASD have their onset between ages six and nine.

The best predictor of the outcome of ASD is a child's IQ and the amount of language development before age six.

The prevalence of ASD is not affected by socioeconomic status and parents' mental abilities.

The prevalence of ASD has been decreasing in recent years, probably due to increased awareness of the disorder.

Which of the following statements about ADHD in children is NOT true?

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Although boys are twice as likely than girls to develop ADHD, the difference narrows as boys and girls age into adulthood.

Although the percentage of children with ADHD is similar across countries, children in the United States are diagnosed at somewhat higher rates.

Boys with ADHD tend to present primarily with inattentive features and have less disruptive behavior than girls.

Children with ADHD often do poorly in school.