The Warren Commission investigation of the assassination of President John Kennedy concluded
A. Lee Harvey Oswald was the lone assassin of Kennedy
B. Jack Ruby killed Oswald on the orders of an unknown third party
C. An unknown second gunman shot from a "grassy knoll" behind the motorcade
D. both that Lee Harvey Oswald was the lone assassin of Kennedy, and that Jack Ruby killed Oswald on the orders of an unknown third party
E. None of these answers is correct
Answer: A