What does your text mean when it says that fifteenth-century Flemish paintings employ a consistent light source?

I'm working on an assignment that has to do with digital art and this is my masterpiece that i've worked on. i was wondering if anyone knew any websites that i could possibly sell my digital artwork? i'd be very appreciated and will gladly mark the right website that does sell digital art as well brainliest! you!

What images are featured on the retangular panels along the sides the image above

All but one of the following are pairs of qualities related to the social-emotional environment of an early childhood setting. which is not related to the social-emotional environment of an early childhood setting? a. equity and authenticity b. protection and warmth c. nurturance and continuity d. respect and acceptance