What is a metaphor and what are they apart of

Match these items. match the items in the left column to the items in the right column. 1. aesthetics in art, a technique for defining shape, also used to create a sense of depth 2. composition a perceived line that describes three-dimensional form 3. contour line a method of presenting an illusion of the three-dimensional world on a two-dimensional surface 4. line (pronounced "uhvrr") — a work of art; the sum of the lifework of an artist, writer, or composer 5. oeuvre the way an artist organizes forms (lines, shapes, etc.) in an artwork, either by placing shapes on a flat surface or by arranging forms in space 6. patron the relationship of one part of a person, building, or object to another; for example the size of a statue's head in relationship to the rest of the body 7. personification the study of beauty or good taste; anything related to the study of beauty or good taste 8. perspective giving human characteristics to something that is not human 9. proportion generally a wealthy person who pays an artist to create a work of art; throughout much of history artists could not have survived without "patronage" 10. symbol an object or word or gesture that represents something else