challenge: According to World Masters Athletics, what is required for a shot put record to be considered a world record in the Masters W75 division?
  
  A. The athlete must be a member of a specific athletic club
  B. The athlete must be a citizen of a specific country
  C. The record must be set in a competition with a minimum of 100 participants
  D. The record must be set in properly conducted, official competitions under the standing IAAF rules
  Answer: 