What years were the Middle Ages?

For a theatrical production, the comes up with the sound plan, and the makes the plan a reality. sound board operator; sound engineer sound designer; sound engineer sound engineer; sound tech sound tech; sound board operator

Answer the following question in 3-4 sentences. what is the above image of? why was it created

Which clef would be used for the violin? a. treble b. tenor c. bass d. alto what causes sound? a. electric fields b. magnetic fields c. vibrating electrons d. vibrating molecules