Reggie is an 8-year old 3rd grade student with combined type ADHD. His parents have refused medication, due to a family history of addiction and substance abuse. Reggie's most concerning behavior is his blurting out answers and interrupting instruction.
What behavior does this seeming inability to monitor his behavior represent?
a) Impulsivity
b) Inattention
c) Hyperactivity
d) Domination