The correct answer is C) a detailed landscape of a mountain valley.
What would most likely be the subject matter of a Song Dynasty painting is a detailed landscape of a mountain valley.
The Song Dynasty ruled China from 960 to 1279. Regarding arts, Song Dynasty gave much emphasis to culture and the expansion of art. Song artists and painters used nature as a motif for their works. They liked to paint landscapes to honor mother nature and the benefits the Chinese received from it. Song people celebrated life through nature.