challenge: Why did Howard Omer 'Howdy' Wilcox commonly race as Howdy Wilcox II?
  
  A. To differentiate himself from fellow Championship Car driver Howdy Wilcox
  B. Because he wanted to sound more intimidating on the track
  C. Because it was a nickname given to him by his fans
  D. Because he was the son of the original Howdy Wilcox
  Answer: 