Answer
D.Experimental bias
Explanations
Experimental bias occurs when a scientist performing a research influence the results in order to portray a certain outcome.In this case,Ron unintentionally smiled when then subject was showing to act as expected.In doing so,"smiling" the subject was able to identify the correct answer.
Answer:
Hokkaido, Honshu, Shikoku, Kyushu.
Buzz Aldrin, the second man on the moon, recorded a rap song named “Rocket Experience,” in 2009.
To match the given words to their respective definitions:A syncopation is a rhythmic emphasis occurring in unexpected places, such as on the second and fourth beats.A blue note is a flatted tone on the third, fifth, or seventh step of a major scale. Improvisation is melodies or rhythms created on the spot. An accent is a rhythmic emphasis on notes that fall off the beat or notes held across the beat.
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