According to song-era artists, what are the “three perfections”?

Poetry, Calligraphy and Painting in Chinese Art.

poetry, painting, and calligraphy

Explanation:

I just did the quiz, Song Dynasty poets favored an art form that allowed them to combine their skills in poetry, painting, and calligraphy, which they called the three perfections, into the creation of one piece of art.

propriety is the answer. hope this !

explanation:

equal area projections

equal-area projection. a projection in which regions on the earth's surface that are of equal area are represented as equal.