What is color scheme that uses only one hue and tints and shades of the hue?

What is the definition of aesthetics? a. the material or materials used by an artist to create artwork b. the branch of philosophy that deals with beauty and how it is expressed and appreciated c. the organization or arrangement of different elements within a work of art o d. the school of thought dedicated to examining the question, "what is art? "

True or false matisse was afraid to risk using wild colors in his work

Based on the sentence, what does a studious effort require