Why was the camera obscura developed?

a. because of new trend toward using scientific techniques to aid the creation of art.
b. because the technique of perspective used to create true-to life images was hard to master
c. because the renaissance artists desired to create art that was close to real life.

question came from plato. : )

Acurator decides to display an eighteenth-century painting in a windowless room with controlled temperature and humidity. pick the answer that best describes the reasons for her choice: (1 point) 1)the curator wants to make sure that the temperature and humidity are comfortable for visitors. 2)keeping the temperature and humidity at a set level will save money. 3)the ultraviolet rays will damage the painting by fading and flaking the paint. 4)ultraviolet rays will fade the paint pigment and high temperature and humidity will damage the paint.