The soviet union allied with britain and france in world war ii despite the fact that the soviets
a) had signed an agreement with germany to bomb london and paris.
b) were a communist government, while britain and france were not.
c) refused to allow british and french diplomats into their country.
d) were already defeated by britain and france in the first world war

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.

answer; dead end or culdesac;

answer; the government can clearly justify the restriction;

answer; foreign services officers;