Answer:
<u>Sound</u> can be used for several different purposes such as dialogue scene establishment and scene transition.
Musicologists and Ethnomusicologists
Explanation:
Someone who studies how people make and listen to music in various cultures is a Musicologists or Ethnomusicologists.
it would be 20 inches
because 30 plus 30 is 60
and 100 minus 60 is 40
40 divided by 2 is 20
It's celarly me of course
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