Which among the following is NOT an objective of the ASEAN?

Interference in the internal affairs of other nations

The correct answer is Option 3 -  Interference in the internal affairs of other nations

Objective of ASEAN:

(i) To accelerate economic growth, social progress and cultural development in the region.
(ii) To provide assistance to each other in the form of training and research facilities in the educational, professional, technical and administrative spheres.
(iii) Mutual respect for the independence, sovereignty, equality, territorial integrity, and national identity of all nations.
(iv) Non-Interference in the internal affairs of other nations.