challenge: What was the date range of the 14th Bienal de Arte de Ponce?
  
  A. 20 November 2013 to 7 February 2014
  B. 20 November 2012 to 7 February 2013
  C. 20 November 2015 to 7 February 2016
  D. 20 November 2014 to 7 February 2015
  Answer: 