challenge: What happened to Roman Jebavý, the defending champion of the 2015 Arimex Challenger Trophy – Doubles?
  
  A. He partnered with Jaroslav Pospíšil and lost in the first round
  B. He partnered with Kamil Majchrzak and won the first round
  C. He partnered with Jan Šátral and lost in the first round
  D. He chose not to compete
  Answer: 