In a paragraph, explain how the Cuban missile crisis ACHIEVED world peace? PLS CAN SOMEONE ANSWER THIS

Fifty years ago, the Cuban missile crisis brought the world to the brink of nuclear disaster. During the standoff, US President John F. Kennedy thought the chance of escalation to war was "between 1 in 3 and even", and what we have learned in later decades has done nothing to lengthen those odds.

Explanation:

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.

is there a year set? the question is incomplete