Which statement about the differences between renaissance art and medieval art is correct?

a. renaissance art was concerned with religion; medieval art was not

b. medieval artist used a wide variety of color and detail; renaissance artist used limited colors and few details

c. medieval art generally conveys action; renaissance art conveys a sense of stillness

d. renaissance artists made figures look solid and lifelike by using light and shadows; figures in medieval art look flat

me. i'm stuck on this question and i have no idea what the answer is. you in advance!