21) What was the name of Andy Warhol's studio in New York City?
22) What type of art did Andy Warhol create?
23) What medium did Andy Warhol use for the majority of his work?
24) What famous painting by Andy Warhol features a large Campbell's Soup can?
25) What celebrity was the subject of some of Andy Warhol's most famous works?
26) What color scheme did Andy Warhol use in his Dollar Bill series?