<prompt> Which of the following is a behavioral disorder ?Thumb suckingNail bitingTicsTemper tantrum  <response>: Ref. The Short Textbook of Pediatrics. Pg 108 AGE SPECIFIC BEHAVIOURAL DISTURBANCES: INFANCY AND PRESCHOOL YEARS:Temper tantrumsBreath holding spellsPicaSleep problems CHILDHOOD AND ADOLESCENCE:LyingStealingTruancy and running awayFire settingAggression and bullyingSelf injurious behaviorTruancy: Represent disorganization within the home,caretaking needs of younger siblings,developing conduct problems or emotional problems 