question: Which author wrote "The Day of the Jackal", Frederick Forsyth or Jack London?
answer: Frederick McCarthy Forsyth
context: Title: Jack London
  Passage: John Griffith "Jack" London (born John Griffith Chaney; January 12, 1876 – November 22, 1916) was an American novelist, journalist, and social activist.  A pioneer in the then-burgeoning world of commercial magazine fiction, he was one of the first fiction writers to obtain worldwide celebrity and a large fortune from his fiction alone, including science fiction.
  Title: The Day of the Jackal (film)
  Passage: The Day of the Jackal is a 1973 Anglo-French political thriller film directed by Fred Zinnemann and starring Edward Fox and Michel Lonsdale.  Based on the 1971 novel "The Day of the Jackal" by Frederick Forsyth, the film is about a professional assassin known only as the "Jackal" who is hired to assassinate French president Charles de Gaulle in the summer of 1963.
  Title: Jack London State Historic Park
  Passage: Jack London State Historic Park, also known as Jack London Home and Ranch, is a California State Historic Park near Glen Ellen, California, United States, situated on the eastern slope of Sonoma Mountain.  It includes the ruins of a house burned a few months before Jack London and family were to move in, a cottage in which they had lived, another house built later, and the graves of Jack London and his wife.  The property is both a California Historical Landmark and a National Historic Landmark.
  Title: Jack London Square
  Passage: Jack London Square is a popular entertainment and business destination on the waterfront of Oakland, California, United States.  Named after the author Jack London and owned by the Port of Oakland, it is the home of stores, restaurants, hotels, an Amtrak station, a San Francisco Bay Ferry ferry dock, the historic Heinold's First and Last Chance Saloon, the (re-located) cabin Jack London lived in in the Klondike, and a movie theater.  A farmer's market is hosted among the retail shops on Sunday mornings.  The former presidential yacht USS "Potomac" is moored at an adjacent slip.
  Title: Frederick Forsyth
  Passage: Frederick McCarthy Forsyth (born 25 August 1938) is an English author, former journalist and spy, and occasional political commentator.  He is best known for thrillers such as "The Day of the Jackal", "The Odessa File", "The Fourth Protocol", "The Dogs of War", "The Devil's Alternative", "The Fist of God", "Icon", "The Veteran", "Avenger", "The Afghan", "The Cobra" and "The Kill List".
citations: Jack London Frederick Forsyth