Mark's Mother Is Telling the Doctor That She Has Observed

Mark's mother is telling the doctor that she has observed a few things about Mark since their last physician visit, which was over a year ago. She reports that Mark typically does not finish his homework, is unable to complete class assignments in the time allowed, and seems generally disorganized and forgetful. Mark is exhibiting symptoms of __________.

A) amotivational syndrome
B) attention-deficit hyperactivity disorder (ADHD)
C) fetal narcotic syndrome
D) methadone maintenance