Why did contastine move the capital of the roman empire

The economic power was stronger in the east and the eastern trade was more interesting which, moving actually saved the Roman empire.Roman split  into two so they can have better reactions to invasions and so they can react to their own problems more efficiently.

b) the planets year length would be longer

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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.