How did renaissance art differ from earlier periods in terms of painting technique? a. renaissance artists used tempera paints on wet plaster. b. renaissance artists used oil paints on dry walls. c. renaissance artists used watercolors on wet plaster.

i studied this in art appreciation class, i think it is c, i hope i helped.

Option:  C. Renaissance artists used watercolors on wet plaster.

Explanation:

Renaissance artists developed a new technique in painting the fresco painting. The process of painting on walls was very tricky and required a masterful grace to do it. Fresco is one of the challenging art which required speed and accuracy. It is a technique of painting using the wet lime paste on the wall. Artists during that period add color pigment mix with water onto a thin layer of wet plaster. The process of creating fresco with colors allowed it to lasts for centuries.