What is one way artists create the illusion of depth

What are possible sources a hair designer might use for inspirations

Which historical era had the greatest influence on the victorian movement? a. dark ages b. medieval c. modern d. renaissance

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