What types of visual art mediums are heavily based on observation?

What concern was incorporated into western art during the industrial revolution? a. the depiction of picturesque scenes b. the criticism of religion c. the nobility of entrepreneurs d. the plight of working people

Suppose that you are in a room with 3 doors and a crack in the ceiling for light. that is all. the doors each have a sign on them that says what there is behind them. door #1. a pool of corrosive acid. door #2. a crocodile that hasn't eaten in 8 months. door #3. a solar "oven". a giant lens that focuses all the sunlight at the entrance of the door. you must choose a door, which door do you choose?

Which baroque artist from a protestant country did not produce work for the catholic church? a. michelangelo b. rembrandt van rijn c. peter paul rubens