This question was closed on option C) 'No' on 17 October, 2016. No sources have reported the return of any of the three relevant ambassadors (from Bahrain, the UAE, and Qatar) to Iran. In January, Saudi Arabia, Bahrain, Qatar, the UAE, Djibouti, Sudan, and Kuwait recalled their ambassadors to Iran or otherwise broke diplomatic relations after Iranian protesters attacked the Saudi embassy in Tehran (The National, Reuters, Al Jazeera). If the events occur simultaneously, the question will be scored on option A. 18 October 2016 is the one year anniversary of "Adoption Day" for the nuclear deal. Recommended Questions Will Iran's President Hassan Rouhani meet Saudi Arabia's King Salman bin Abdulaziz Al Saud before 1 September 2016? Will there be a new King of Saudi Arabia before 1 June 2016?