Which of the following organization is of South Asian countries

Which of the following organization is of South Asian countries
A: ASEAN
B: SAARC
C: ECO
D: GCC

SAARC is the South Asian Association for Regional Cooperation. It was created in 1985 to improve economic and social cooperation in the region. Member countries are Pakistan India Bangladesh Sri Lanka Nepal Bhutan Maldives and Afghanistan. The organization has worked on projects related to trade culture health and environment.