How does Dirty Deed Done Dirt Cheap work? It’s ability confuses me.

its based on the deed, how dirty, and what you consider dirt cheap

Explanation:

if you were asked to use T.N.T for example, that'd be more of a money talk situation, but if you were asked to ring hells bells, that'd be cheaper and a free ride on the highway to hell. hope this helps

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.