Answer: Performance preparation (PA) Performance preparation should be an essential part of practicing. ... It is important to practice the performance-focus so that you are focusing on the musical communication instead of only the technical things. You need to think about all the details of the performance in advance.
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The person above me is correct ^_^
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Colors that are opposite each other on the color wheel are considered to be complementary colors (example: red and green).
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swarm robots
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They aren't really used that much mechanically, but are the only ones I could picture.
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need a photo to awnser question
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