challenge: What is the typical structure of an episode of the TV programme 'Yes I Can'?
  
  A. The entire episode focuses on Mark Pollock's story and his own challenges
  B. The episode is divided into three parts, with the first part introducing the challenge, the second part introducing the participant, and the third part showing the outcome
  C. The first half introduces the participant, while the second half follows them as they attempt their challenge
  D. The first half follows the participant's challenge, while the second half introduces the participant's background
  Answer: 