Is this one ok cause it was hard to do

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

Which scientist listed below is not one of those to advance the study of mathematics? a. euclid b. herodotus c. pythagoras d.archimedes

What did michealangelo do when hired by the church to paint the sistine chapel ?