Did Avante-garde artists accept, reject, distort, or disagree with, mainstream culture and conventions?

Michelangelo pieta depicts to virgin mary holding the body of jesus christ after he was crucified true or false

What gothic cathedral feature is pictured here

To create this piece, the painter used his/her fingers and fiber brushes to apply reddish pigment made from a. (1) horse tail; (2) basalt b. (1) yucca; (2) iron-oxide c. (1) animal; (2) sulfur d. (1) cotton; (2) charcoal