Answer:
The correct answer is ASEAN+3.
Step-by-step explanation:
ASEAN + 3 is the association of Southeast Asian nations, which was created in 1967 by Thailand, Indonesia, the Philippines, Singapore and Malaysia. Currently it is made up of 10 countries in Southeast Asia, and its general objective is to increase the economy of these countries and promote stability in the region. The +3 is to recognize the accession of three countries that do not belong to this region, which are: Japan, China and South Korea.