A. Yes. DWI means "Driving While Intoxicated." DUI means "Driving Under the Influence." "Intoxication" is defined by Arkansas statutory law as substantial impairment of the driver's reactions, motor skills, AND judgment. "Under the Influence" is defined by Arkansas law as an impairment, even to the slightest scale, of the driver's reactions, motor skills, AND judgment.
Moreover, a DWI (based, at least in part, on a BAC result) requires a BAC level of .08 or more. Whereas, a DUI only requires a BAC level of .02 or more.