he used a bright color scheme in his artwork.\na background\nb outline\nc painting\nd arrangement

he used a bright color scheme in his artwork.\na background\nb outline\nc painting\nd arrangement
Answer
Brief Explanations:
"Scheme" here means an organized plan or pattern. "Arrangement" has a similar meaning in the context of a color - related pattern in artwork. Background refers to the rear part, outline is the outer edge, and painting is the act of applying paint or a painted work.
Answer:
D. arrangement