Correct Answer: (b) ASEAN
Solution:The Regional Comprehensive Economic Partnership (RCEP) is a free trade agreement between 10 ASEAN member nations (Brunei, Cambodia, Indonesia, Laos, Malaysia, Myanmar, Philippines, Singapore, Thailand and Vietnam) and five other countries (Australia, China, Japan, South Korea and New Zealand). Unifying the pre-existing bilateral agreements between the 10-member ASEAN and five of its major trade partners, the RCEP was signed on 15th November, 2020 at a virtual ASEAN Summit hosted by Vietnam. For the first ten ratifying countries, the trade pact took effect on 1 January, 2022,