Answer:
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Answer:
The researcher is trying to demonstrate a scientific experiment called <u><em>Dichotic Listening</em></u>
Explanation:
<em>Dichotic listening</em> is the listening to different acoustic events presented to each ear simultaneously. Most commonly, <em>the acoustic signals are speech, such as digits, words, consonant-vowels, or sentences.</em>
This test is used to carry out behavoural test of <em>Central auditory processing</em> which help to determine which ear (left ear or right ear ) has the <em>best advantage in listening</em>.
The answer is<u> "naturalistic observation."</u>
Naturalistic observation is an examination strategy ordinarily utilized by therapists and other social researchers. This procedure includes watching subjects in their regular habitat. This sort of research is frequently used in circumstances where leading lab inquire about is unreasonable, taken a toll restrictive or would unduly influence the subject's conduct.
Naturalistic observation varies from organized perception in that it includes taking a gander at a conduct as it happens in its regular setting without any endeavors at mediation with respect to the analyst.
Korean War, 1950
U2 Crisis, may 1960
Bay of Pigs, 1961
Marshall Plan and Truman Doctrine,1947
Cuban Missile Crisis, 1962