challenge: What was the impact of the 2011 NBA lockout on the pre-season and regular season schedules?
  
  A. The pre-season schedule was expanded to 4 games per team, and the regular season started on time
  B. The pre-season schedule was reduced to 2 games per team, and the first two weeks of the regular season were cancelled
  C. The pre-season and regular season schedules were completely unaffected
  D. The pre-season schedule was unchanged, but the regular season was shortened by 10 games
  Answer: 