challenge: What happened to the former commune of Sigoulès in France on 1 January 2019?
  
  A. It gained independence from Nouvelle-Aquitaine
  B. It was renamed to Sigoulès-et-Flaugeac
  C. It was dissolved without merging with any other commune
  D. It became a part of a new commune called Sigoulès-et-Flaugeac
  Answer: 