challenge: How did the 2018–19 Illinois Fighting Illini men's basketball team perform in the Big Ten tournament?
  
  A. They were eliminated in the first round.
  B. They reached the semi-finals but lost to Michigan State.
  C. They were the No. 1 seed and won the tournament.
  D. They defeated Northwestern in the first round but lost to Iowa in the second round.
  Answer: 