Question: What athletic conference headquartered in Irving, Texas had a team play in the 2015 Texas Bowl?
Context: The 2015 Texas Southern Tigers football team represented Texas Southern University in the 2015 NCAA Division I FCS football season.  The Tigers were led by fourth-year head coach Darrell Asberry and played their home games at a BBVA Compass Stadium.  They were a member of the West Division of the Southwestern Athletic Conference (SWAC).  They finished the season 3–7, 2–7 in SWAC play to finish in fourth place in the West Division. The 2013 Texas Bowl is an American college football bowl game that was played on December 27, 2013 at Reliant Stadium in Houston, Texas.  It was one of the 2013–14 bowl games that concluded the 2013 FBS football season.  The eighth edition of the Texas Bowl, it featured the Minnesota Golden Gophers of the Big Ten Conference against the Syracuse Orange of the Atlantic Coast Conference.  The game began at 5:00 p.m. CST and aired on ESPN. The Big 12 Conference is a ten-school collegiate athletic conference headquartered in Irving, Texas.  It is a member of the NCAA's Division I for all sports; its football teams compete in the Football Bowl Subdivision (FBS; formerly Division I-A), the higher of two levels of NCAA Division I football competition.  Member schools are located in Iowa, Kansas, Oklahoma, Texas, and West Virginia. The 2015 Texas Bowl was an American college football bowl game played on December 29, 2015 at NRG Stadium in Houston, Texas.  It was one of the 2015–16 bowl games that concludes the 2015 FBS football season.  The tenth edition of the Texas Bowl, it featured the LSU Tigers of the Southeastern Conference against the Texas Tech Red Raiders of the Big 12 Conference.  The game began at 8:00 p.m. CST and was aired on ESPN.  Sponsored by the AdvoCare nutrition and sports performance company, it was officially known as the AdvoCare V100 Texas Bowl. The Southwestern Athletic Conference (SWAC) is a collegiate athletic conference headquartered in Birmingham, Alabama, which is made up of historically black colleges and universities (HBCUs) in the Southern United States.  It participates in the NCAA's Division I for all sports; in football, it participates in the Football Championship Subdivision (FCS), still frequently referred to by its former designation of Division I-AA. The 2015 Texas Tech Red Raiders football team represented Texas Tech University in the 2015 NCAA Division I FBS football season as members of the Big 12 Conference.  Kliff Kingsbury led the Red Raiders in his third season as the program's fifteenth head coach.  The Red Raiders played their home games on the university's campus in Lubbock, Texas at Jones AT&T Stadium.  They finished the season 7-6 and 4-5 in Big 12 play to finish in 7th.  They were invited to the Texas Bowl where they lost to LSU. The Big 12 Conference is a ten-school collegiate athletic conference headquartered in Irving, Texas.  It is a member of the NCAA's Division I for all sports; its football teams compete in the Football Bowl Subdivision (FBS; formerly Division I-A), the higher of two levels of NCAA Division I football competition.  Its ten members, located in Iowa, Kansas, Oklahoma, Texas, and West Virginia, include eight public and two private Christian schools.  Additionally, the Big 12 has 12 affiliate members, eight for the sport of wrestling, one for women's gymnastics, and 3 for women's rowing.  The Big 12 Conference is a 501(c)(3) nonprofit organization incorporated in Delaware. The 2009 Texas Bowl was the fourth edition of the college football bowl game, and was played at Reliant Stadium in Houston, Texas.  The game started at 2:30 PM US CST on Thursday, December 31, 2009.  The game was telecast on ESPN for the first time in bowl history after being televised by the NFL Network for the first three games.  The Texas Bowl matched the Big 12 Conference sixth-place Missouri Tigers against independent Navy Midshipmen.  Navy defeated Missouri 35–13. The 2014 Texas Bowl was an American college football bowl game played on December 29, 2014 at NRG Stadium in Houston, Texas.  It was one of the 2014–15 bowl games that concludes the 2014 FBS football season.  The ninth edition of the Texas Bowl, it featured the Arkansas Razorbacks of the Southeastern Conference against the Texas Longhorns of the Big 12 Conference.  The game began at 8:00 p.m. CST and aired on ESPN.  Sponsored by the AdvoCare nutrition and sports performance company, it was officially known as the AdvoCare V100 Texas Bowl. The 2016 Texas Bowl was an American college football bowl game played on December 28, 2016 at NRG Stadium in Houston, Texas.  Sponsored by the AdvoCare nutrition and sports performance company, it is officially known as the AdvoCare V100 Texas Bowl.  It was one of the 2016–17 bowl games concluding the 2016 FBS football season.  The eleventh edition of the Texas Bowl, it featured the Kansas State Wildcats of the Big 12 Conference against the Texas A&M Aggies of the Southeastern Conference.  This was the first meeting between the two teams since Texas A&M left the Big 12 Conference after the 2011 season.
Answer: Big 12 Conference