Multiple Choice
Which of the following statements is true concerning attention-deficit/hyperactivity disorder?
A) Approximately 10-15 percent of children are diagnosed with ADHD.
B) ADHD is more prevalent in young boys than in young girls.
C) Children with ADHD are unable to concentrate on tasks.
D) ADHD is caused by environmental and parenting factors.
Correct Answer:

Verified
Correct Answer:
Verified
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