Question: What championship did the North Carolina Tar Heels football team win in 2015 under the guidance of former University of South Mississippi coach Larry Fedora?

Context articles: 2006 North Carolina Tar Heels football team
2016 North Carolina Tar Heels football team
Larry Fedora
2012 North Carolina Tar Heels football team
2008 North Carolina Tar Heels football team
1972 North Carolina Tar Heels football team
2015 North Carolina Tar Heels football team
Fetzer Field
2014 North Carolina Tar Heels football team
2013 North Carolina Tar Heels football team

The 2006 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill during the 2006 NCAA Division I FBS football season.
 The Tar Heels played their home games at Kenan Memorial Stadium in Chapel Hill, North Carolina competed in the Atlantic Coast Conference, and was led by head coach John Bunting.
 The Tar Heels finished the season with a disappointing 3–9 record.
The 2016 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill in the 2016 NCAA Division I FBS football season.
 The team was led by fifth-year head coach Larry Fedora and played their home games at Kenan Memorial Stadium.
 The Tar Heels competed as a member of the Atlantic Coast Conference.
Herbert Lawrence "Larry" Fedora (born September 10, 1962) is an American football coach and former player, and is the head football coach at the University of North Carolina-Chapel Hill.
 He was previously the head coach of the University of Southern Mississippi from 2008 to 2011.
The 2012 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill in the 2012 NCAA Division I FBS football season.
 The team was led by first-year head coach Larry Fedora, played their home games at Kenan Memorial Stadium, and were members of the Atlantic Coast Conference in the Coastal Division.
The 2008 North Carolina Tar Heels football team represented the University of North Carolina in the 2008 NCAA Division I FBS football season.
 The Tar Heels played their home games at Kenan Memorial Stadium in Chapel Hill, North Carolina, competed in the Atlantic Coast Conference, and were led by second-year coach Butch Davis.
 The Tar Heels began their season on August 30 against McNeese State at Kenan Memorial Stadium.
 The team went 4–4 in conference play and 8–5 overall, but in 2011, North Carolina vacated all its wins from the 2008 and 2009 seasons.
The 1972 North Carolina Tar Heels football team represented the North Carolina Tar Heels of University of North Carolina at Chapel Hill during the 1972 college football season.
 The team won its second consecutive Atlantic Coast Conference (ACC) championship, going 6–0 in conference play, and played in the 1972 Sun Bowl, defeating Texas Tech by a score of 32–28.
 The Tar Heels ended the year ranked 12th in the AP Poll.
The 2015 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill in the 2015 NCAA Division I FBS football season.
 The team was led by fourth-year head coach Larry Fedora and played their home games at Kenan Memorial Stadium.
 The Tar Heels competed as a member of the Atlantic Coast Conference and were the Coastal Division champions.
 They finished the season 11–3, 8–0 in ACC play to win the ACC Coastal Division Championship.
 They represented the Coastal Division in the ACC Championship Game where they lost to Atlantic Division champion Clemson.
 They were invited to the Russell Athletic Bowl where they lost to Baylor.
Robert Fetzer Field is a sports field located in Chapel Hill, North Carolina, and it is the home of the lacrosse and soccer teams of the University of North Carolina at Chapel Hill, the North Carolina Tar Heels.
 The four teams that call Fetzer field their home (North Carolina Tar Heels men's lacrosse, North Carolina Tar Heels women's lacrosse, North Carolina Tar Heels men's soccer, North Carolina Tar Heels women's soccer) have a combined total of 26 national championships.
 Tenants North Carolina Tar Heels are among the most popular college sports clubs on social media.
 The Ohio State Buckeyes (2,105,974), Florida Gators (2,003,534), Texas Longhorns (1,784,708), Oregon Ducks (1,687,733), Georgia Bulldogs (1,290,903), Kentucky Wildcats (1,284,612), North Carolina Tar Heels (1,260,567) and Wisconsin Badgers (1,238,828) had the most followers as of January 2016.
The 2014 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill in the 2014 NCAA Division I FBS football season.
 The team was led by third-year head coach Larry Fedora and played their home games at Kenan Memorial Stadium.
 The Tar Heels competed as a member of the Atlantic Coast Conference in the Coastal Division.
 They finished the season 6–7, 4–4 in ACC play to finish in a tie for third place in the Coastal Division.
 They were invited to the Quick Lane Bowl where they lost to Rutgers.
The 2013 North Carolina Tar Heels football team represented the University of North Carolina at Chapel Hill in the 2013 NCAA Division I FBS football season.
 The team was led by second-year head coach Larry Fedora and played their home games at Kenan Memorial Stadium.
 The Tar Heels competed as a member of the Atlantic Coast Conference in the Coastal Division.
 They finished the season 7–6, 4–4 in ACC play to finish in fifth place in the Coastal Division.
 They were invited to the Belk Bowl where they defeated Cincinnati.