Captain john smith insisted that the colonists what?

He insists that the colonist stop looking for gold.  Apart from not finding gold, people were starving and were now falling ill.  Smith insisted that they prioritized getting food and supplies for the colonists first.  All they could find was fool’s gold.

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.