The form of art that allows the observer to learn about the artist through his/her work is Biographical.
<h3>What is Biographical form of art?</h3>
A biography refers to a piece that provides a detailed description about a person's life. Thus a biographical art is an art that provides details about the artist through their work.
The art includes the name, education, life story, and other details. Therefore the correct option is D.
Beginning with Gregorian Chant, church music slowly developed into a polyphonic music called organum performed at Notre Dame in Paris by the twelfth century
