Describe the current United States foreign policy of international

The current, past, or future foreign policy of the United States is very complicated and it takes part pretty much all over the world.

Explanation:

The current foreign policy of the United States is based on several things, blocking off and economically damaging the competitors, establishing military control in places of interest, controlling markets through control of natural resources etc.  The foreign policy of the United States is pretty much for all corners of the world, with some having greater interest while some of lesser interest at the moment.

The United States have imposed economic sanctions of one way or another on countries that are competitors or oppose them, such as China, Russia, Venezuela, and Iran. Setting military presence close to these and some other countries too is a method used to intimidate and control the things. Libya is used for its oil and gas, building a system for delivering them to Europe, thus control the European market, as well as making big blow on Russia. There's increased diplomatic and financial activities in the Balkans so that the region is an ally and prevent to become ally to their opponents.

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.