Question: Which adult mystery comedy novel was written by Louis Sachar and wone the 1998 U.S. National Book Award for Young People's Literature?

Context articles: The House of the Scorpion
Holes (novel)
Katherine Paterson
Chris Lynch
Mockingbird (Erskine novel)
Louis Sachar
Godless (novel)
Johnny's in the Basement
Eliot Schrefer
Forgotten Fire

The House of the Scorpion (2002) is a science fiction young adult novel by Nancy Farmer.
 It is set in the future and mostly takes place in Opium, a country which separates the United States and Aztlán, formerly Mexico.
 The main character Matteo, or Matt, Alacrán, is a young clone of a drug lord of the same name, usually called "El Patrón."
 It is a story about the struggle to survive as a free individual and the search for a personal identity.
 It won the U.S. National Book Award for Young People's Literature and was named a Newbery Honor Book and a Michael L. Printz Honor Book.
 In the speculative fiction field, it was a runner-up for the Locus Award in the young adult category and the Mythopoeic Award in the children's category.
Holes is a 1998 young adult mystery comedy novel written by Louis Sachar and first published by Farrar, Straus and Giroux.
 It won the 1998 U.S. National Book Award for Young People's Literature
Katherine Womeldorf Paterson (born October 31, 1932) is a Chinese-born American writer best known for children's novels.
 For four different books published 1975-1980, she won two Newbery Medals and two National Book Awards.
 She is one of three people to win the two major international awards; for "lasting contribution to children's literature" she won the biennial Hans Christian Andersen Award for Writing in 1998 and for her career contribution to "children's and young adult literature in the broadest sense" she won the Astrid Lindgren Memorial Award from the Swedish Arts Council in 2006, the biggest monetary prize in children's literature.
 Also for her body of work she was awarded the NSK Neustadt Prize for Children's Literature in 2007 and the Laura Ingalls Wilder Medal from the American Library Association in 2013.
 She was the second U.S. National Ambassador for Young People's Literature, serving 2010 and 2011.
Chris Lynch (born July 2, 1962) is an American writer of books for young people.
 His works include "Inexcusable", a finalist for the U.S. National Book Award for Young People's Literature, and "Iceman","The Right Fight", "Shadow Boxer", "Gold Dust," and "Slot Machine", all ALA Best Books for Young Adults; "Freewill" was also a runner-up for the Michael L. Printz Award.
 Some of his works are intended for a high school level audience; some for children and younger teenagers.
Mockingbird is a young adult novel by American author Kathryn Erskine about a girl with Asperger syndrome coping with the loss of her brother.
 It won the 2010 U.S. National Book Award for Young People's Literature.
Louis Sachar ( ; born March 20, 1954) is an American writer of children's books.
 He is best known for the "Wayside School" series and "Holes".
Godless, a young adult novel by Pete Hautman, was published in 2004 by Simon & Schuster.
 It won the annual U.S. National Book Award for Young People's Literature.
Johnny's in the Basement is a children's novel by the author Louis Sachar, the author of the National Book Award and Newbery Medal winning novel, "Holes".
 This book was published in 1981, by Knopf.
 It is Sachar's second book ("Sideways Stories from Wayside School" was his first, in 1979).
 The book's title is a reference to the song "Subterranean Homesick Blues" by Bob Dylan, which begins with the line "Johnny's in the basement mixing up the medicine."
Eliot Schrefer (born November 25, 1978), is an American author of both Adult and Young Adult fiction, and a two-time finalist for the National Book Award in Young People's Literature.
 Schrefer's first novel "Glamorous Disasters," was published by Simon & Schuster in 2006.
 He is most known for his young adult novels "Endangered" (2012) and "Threatened" (2014), which are survival stories featuring young people and great apes.
 He is currently on the faculty of the Creative Writing MFA Program at Fairleigh Dickinson University.
Forgotten Fire (2002) is a young adult novel by Adam Bagdasarian.
 The book is based on a true story and follows the young boy Vahan Kenderian through the Armenian Genocide of 1915 to 1923.
 It became a National Book Award finalist, National Book Award for Young People's Literature honor, and the IRA Children's Literature and Reading Notable Book for a Global Society.