Question: Which division did Oklahoma City Thunder win in 2015-16, their first season under current head coach Billy Donovan?

Related documents: [0]  [DOC] William John Donovan Jr. (born May 30, 1965) is an American professional basketball coach who is currently the head coach for the Oklahoma City Thunder of the National Basketball Association (NBA). He previously spent 19 seasons at the University of Florida, where his Florida Gators teams won back-to-back NCAA championships in 2006 and 2007. Donovan has more wins than any other coach in the history of the Florida basketball program, and he coached the Gators to more NCAA tournament appearances, NCAA tournament wins, and Southeastern Conference (SEC) championships than all other Florida coaches combined. [END] 
[1]  [DOC] The 2015–16 Oklahoma City Thunder season was the 8th season of the franchise in Oklahoma City and the 50th in the National Basketball Association (NBA), and the first under head coach Billy Donovan. After coming just short of making the playoffs the previous season, the Thunder won the Northwest Division and clinched the third seed in the Western Conference. The team reached the Western Conference Finals for the fourth time in a span of six seasons, but was eliminated by the Golden State Warriors in seven games after leading the series 3-1. After the season Kevin Durant left the team in free agency for the Warriors. [END]  
Answer: Northwest Division
Northwest Division