How do warm-ups, relaxation techniques, and vocal excercises actors?

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 does it mean to have a bias (for example your bias of bts)?

Name the painting above and its artist. what media was used to create this piece? why do you think the artist chose to use this media for this piece?