An artist paints a picture of an untouched rural landscape. He emphasizes the scene's natural beauty because he feels that life in industrial cities is full of filth and ugliness.
The artist most likely represents romanticism. Option C is correct.
Romanticism was an artistic, literary, musical and intellectual movement that initiated in Europe toward the end of the 18th century.
This movement used to focus on emotion, individualism as well as glorification of all the past and nature.