What was responsible for increased flexibility in painting and allowed artist to make changes more easily?

Choose the inventions of the baroque era. eyeglasses mercury barometer harvester microscope pressure cooker printing press slide rule

What is the title of the work below? a. the old sacristy b. the new sacristy c. tomb of popes d. pieta

What is that song about that has the word render of reender in it i think its from a musical ^60 points