Question: Who was an American actor, director, writer, and producer who worked in theatre, radio, and film, Robert Z. Leonard or Orson Welles?
Sentence (from "Orson Welles"): He is remembered for his innovative work in all three: in theatre, most notably "Caesar" (1937), a Broadway adaptation of William Shakespeare's "Julius Caesar"; in radio, the legendary 1938 broadcast "The War of the Worlds"; and in film, "Citizen Kane" (1941), consistently ranked as one of the greatest films ever made.
Relevant evidence: No