Question: Kevin Bookout played college basketball that plays in which conference ?

full_context: Document 1: 1989–90 Oklahoma Sooners men's basketball team: The 1989–90 Oklahoma Sooners men's basketball team represented the University of Oklahoma in competitive college basketball during the 1989–90 NCAA Division I season. The Oklahoma Sooners men's basketball team played its home games in the Lloyd Noble Center and was a member of the National Collegiate Athletic Association's (NCAA) former Big Eight Conference at that time. The team posted a 27–5 overall record and an 11–3 conference record to finish tied for second in the Conference for head coach Billy Tubbs. This was the third Big Eight Conference Tournament Championship for Tubbs and his third NCAA Men's Division I Basketball Tournament #1 seed in a row. The team earned the conference tournament championship competing in a conference in which three teams held the #1 national ranking in consecutive weeks in late February and early March.
Document 2: 1983–84 Oklahoma Sooners men's basketball team: The 1983–84 Oklahoma Sooners men's basketball team represented the University of Oklahoma in competitive college basketball during the 1983–84 NCAA Division I season. The Oklahoma Sooners men's basketball team played its home games in the Lloyd Noble Center and was a member of the National Collegiate Athletic Association's (NCAA) former Big Eight Conference at that time. The team posted a 29–5 overall record and a 13–1 conference record to finish first in the Conference for head coach Billy Tubbs. This was the first Big Eight Conference Regular Season Championship for Tubbs.
Document 3: Oklahoma Sooners men's basketball: The Oklahoma Sooners men's basketball team represents the University of Oklahoma in men's NCAA Division I basketball. The Sooners play in the Big 12 Conference.
Document 4: Kevin Olekaibe: Kevin Olekaibe (born July 28, 1992) is an American professional basketball player for the Canton Charge of the NBA Development League. He played college basketball for Fresno State and UNLV.
Document 5: Melvin Booker: Melvin Jermaine Booker (born August 20, 1972) is an American former professional basketball player. A 6 ft , 185 lb point guard, he played for the University of Missouri.
Document 6: 1988–89 Oklahoma Sooners men's basketball team: The 1988–89 Oklahoma Sooners men's basketball team represented the US University of Oklahoma in competitive college basketball during the 1988–89 NCAA Division I season. The Oklahoma Sooners men's basketball team played its home games in the Lloyd Noble Center and was a member of the National Collegiate Athletic Association's (NCAA) former Big Eight Conference at that time. The team posted a 30–6 overall record and a 12–2 conference record to earn the Conference title under head coach Billy Tubbs. This was the fourth Big Eight Conference Regular Season Championship for Tubbs and his second in a row.
Document 7: Kevin Durant: Kevin Wayne Durant (born September 29, 1988) is an American professional basketball player for the Golden State Warriors of the National Basketball Association (NBA). He has won an NBA championship, an NBA Most Valuable Player Award, the Bill Russell NBA Finals Most Valuable Player Award, the NBA All-Star Game Most Valuable Player Award, four NBA scoring titles, the NBA Rookie of the Year Award, and two Olympic gold medals. Durant has also been selected to seven All-NBA teams and eight NBA All-Star teams.
Document 8: 2009–10 Oklahoma Sooners men's basketball team: The 2009–10 Oklahoma Sooners men's basketball team represented the University of Oklahoma during the 2009–10 NCAA Division I men's basketball season. Their head coach was Jeff Capel, who was in his fourth year with the school. The team played its home games at the Lloyd Noble Center in Norman, OK with a capacity of 11,528 and are members of the Big 12 Conference. The Sooners finished the season 13–18, 4–12 in Big 12 play and lost in the first round of the 2010 Big 12 Men's Basketball Tournament. They finished the season on a nine-game losing streak. All wins were subsequently vacated due to use of an ineligible player, Keith "Tiny" Gallon, who had received impermissible benefits.>
Document 9: 2007–08 Oklahoma Sooners men's basketball team: The 2007–08 Oklahoma Sooners men's basketball team represented the University of Oklahoma in the 2007–08 NCAA Division I men's basketball season. The head coach was Jeff Capel, who was in his second year with the team. The team played its home games in the Lloyd Noble Center in Norman, Oklahoma and was a member of the Big 12 Conference.
Document 10: Oklahoma Sooners: The Oklahoma Sooners are the athletic teams that represent the University of Oklahoma, located in Norman. The 19 men's and women's varsity teams are called the "Sooners", a reference to a nickname given to the early participants in the Land Rush of 1889, which initially opened the Unassigned Lands in the future state of Oklahoma to non-native settlement. The university's athletic teams compete in the National Collegiate Athletic Association (NCAA)'s Division I in the Big 12 Conference. The university's current athletic director is Joe Castiglione.
Document 11: 2011–12 Oklahoma Sooners men's basketball team: The 2011–12 Oklahoma Sooners basketball team represents the University of Oklahoma in the 2011–12 NCAA Division I men's basketball season. The Sooners are led by Lon Kruger in his first season. The team plays its home games at the Lloyd Noble Center in Norman, Oklahoma and are members of the Big 12 Conference.
Document 12: DeMarcus Cousins: DeMarcus Amir Cousins (born August 13, 1990) is an American professional basketball player for the New Orleans Pelicans of the National Basketball Association (NBA). Nicknamed "Boogie", he played college basketball for the University of Kentucky, where he was an All-American in 2010. He left Kentucky after one season, and was selected with the fifth overall pick in the 2010 NBA draft by the Sacramento Kings. In his first season with the Kings, Cousins was named to the NBA All-Rookie First Team, and from 2015 to 2017, he was named an NBA All-Star. He is also a two-time gold medal winner as a member of the United States national team, winning his first in 2014 at the FIBA Basketball World Cup and his second in 2016 at the Rio Olympics.
Document 13: Devin Booker: Devin Armani Booker (born October 30, 1996) is an American professional basketball player for the Phoenix Suns of the National Basketball Association (NBA). He attended Moss Point High School in Moss Point, Mississippi and played in the 2014 McDonald's All-American Game, before spending one season playing college basketball for the University of Kentucky. He was drafted 13th overall in the 2015 NBA draft by the Phoenix Suns. On March 24, 2017, Booker became the youngest player to score over 60 points in a game, finishing with 70. His father, Melvin Booker, played for five different teams in the NBA.
Document 14: Kevin Foster (basketball): Kevin Foster (born June 17, 1990) is an American professional basketball player who last played for Beşiktaş of the Turkish Basketball League (TBL). The 6 ft shooting guard played college basketball for Santa Clara University between 2008–09 and 2012–13. Foster made 431 three-point field goals in his career, which is tied for the fourth-most all-time in NCAA Division I history. He finished his collegiate career as Santa Clara's all-time leading scorer with 2,423 points, which is also the most in San Francisco Bay Area Division I history and second most in West Coast Conference history. Foster holds a rare distinction of being named a most valuable player (MVP) in two different postseason tournaments: the 2011 CollegeInsider.com Postseason Tournament (CIT) and the 2013 College Basketball Invitational (CBI), both of which Santa Clara won.
Document 15: Kevin Bookout: Kevin Bookout (born March 16, 1983) is an American professional basketball player. Born in Stroud, Oklahoma, he played collegiately with the University of Oklahoma Sooners. While with the Sooners, Bookout scored 1,018 points and pulled in 682 rebounds. He played professionally after his senior season with the Rio Grande Valley Vipers, scoring 41 points and grabbing 41 rebounds in 9 games with the team.
ground_truth: the Big 12 Conference