Consider the following statements regarding the Shanghai Cooperation Organisation (SCO):
1. The SCO grouping came into existence in Shanghai in 2011.
2. India and Pakistan became members of the SCO in 2017.
3. Iran is the newest member of the Shanghai Cooperation Organisation (SCO).
4. Afghanistan, Belarus, and Mongolia have an observer status with the SCO.
Which of the statements given above are correct?
1
1 and 3 only
2
1, 2, and 3 only
3
1, 2, 3, and 4
4
2 and 3