Cave paintings have been dated in different parts of the world to at least what date?

The first c.d. was released after the phonograph. 75 years 200 years 100 years 50 years

Artists best achieve contrast in a composition by: a. drawing with realism b. shading a drawing with dark and light values c. using drawing techniques like stippling and hatching d. focusing on line and shape in a drawing

Which printing technique is ink applied to a design cut into an metal plate which is then processed onto paper to transfer the image