Your Friend Has Two Children

Multiple Choice

Your friend has two children.The youngest of them,a three-year-old boy,was recently diagnosed with ADHD.You find that odd because:

A) ADHD rarely shows up in males.
B) The symptoms of ADHD typically are first observed around the age of ten.
C) In general, the youngest child in a family does not show ADHD.
D) A diagnosis of ADHD before the age of 4 does not follow the guidelines of the American Academy of Pediatrics.