The answer would be 3 i have taken this before
her full name is Maria Anna Walburga Ignatia Mozart but was called Marianne and nicknamed Nannerl
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.
Learn more about biographical here:
brainly.com/question/5396807
Oignon pique is the answer I believe