Which cognitive skill would a formal operations thinker possess that a concrete operational thinker would lack?

Studies of the effects of marijuana on automobile driving show

A. consistent impairment in experienced and inexperienced users. B. no reliable impairment under a variety of circumstances. C. that chronic marijuana users have a much higher rate of traffic accidents. D. significant impairments when inexperienced users are studied in a laboratory environment.

Attribution theory originated in the writings of Fritz Heider, who argued that people are intuitive psychologists who try to figure out what people are like and what causes their behavior

a. true b. false