challenge: What was the reason for the interruption in Fabián Estay's friendship with Iván Zamorano from 2001 to 2007?
  
  A. A personal financial issue
  B. A conflict over Zamorano's role as godfather to Estay's daughter
  C. A disagreement over a football match
  D. Estay's statement that Zamorano didn't support him during a team dispute
  Answer: 