Answer:
ASEAN (Association of Southeast Asian Nations)
Step-by-step explanation:
the member countries are Thailand, Malaysia, Singapore, and the Philippines. Since then, Brunei, Vietnam, Laos, Burma, and Cambodia also have joined ASEAN.
Indonesia's bilateral relations with three neighbouring ASEAN members — Malaysia, Singapore, and Vietnam — are not without challenges. If not appropriately managed, it would result in mutual mistrust and suspicion, thus hindering bilateral and regional co-operation.