challenge: Who bred and raced the American Thoroughbred racehorse One Hitter?
  
  A. The Greentree Stable of Joan Whitney Payson and her father, John Hay Whitney
  B. The Greentree Stable of Joan Whitney Payson and her brother, John Hay Whitney
  C. The Greentree Stable of Joan Whitney Payson and her sister, Mary Hay Whitney
  D. The Greentree Stable of James Whitney Payson and his brother, John Hay Whitney
  Answer: 