Which of the statements given above is/are Incorrect about SCO? 1. The Samarkand declaration was adopted by the council of heads of government of the SCO. 2. Recently Iran became the 9th member of SCO. 3. It is a Eurasian political, economic, and security organization, headquartered in Beijing, China.

The headquarters of SCO is established in Beijing, China, and the Executive Committee of the Regional Anti-Terrorist Structure (RATS) headquarters is based in Tashkent, Uzbekistan. The SCO secretary-general and the director of the executive committee of the RATS are appointed by the council of Heads of states for a term of three years. The official languages of the SCO are English, Chinese, and Russian. Iran  is known to become the 9th member of SCO after completing the formalities while Shanghai Cooperation Organization (SCO) member states who follow the system of agreement