Armenian and Azerbaijan, conflict is over ?

A. Nagorno-Karabakh
B. The Kura Aras
C. Gegharkunik
D. None

The Nagorno-Karabakh conflict is an ethnic and territorial conflict between Armenia and Azerbaijan over the disputed region of Nagorno-Karabakh and seven surrounding districts, which are de facto controlled by the self-declared Republic of Artsakh, but are internationally recognized as de jure part of Azerbaijan.