Both Bahrain and Qatar are members of the Gulf Cooperation Council (GCC), but they have a territorial dispute that has led to Bahrain's boycott of the GCC summit convened in the Qatari capital of Doha on December 7-9.

Based on that paragraph can we conclude that this sentence is true?
All members of the GCC are countries.

Pick your answer from:
I. Yes
II. It's impossible to say
III. No