Consider the following statements regarding the South Asian Association for Regional Cooperation:

1. SAARC was established in 1985 to promote regional cooperation among South Asian countries.
2. 
   
3. All member states of SAARC share a common land boundary with India.
4. 
   
5. SAARC promotes cooperation in areas such as agriculture, rural development, science and technology.
6. 
   
7. Afghanistan became the eighth member of SAARC in 2007.
8.