Q1. In the context of Japan's nuclear policy, the 'GX Decarbonization Power Supply Act' (enacted May 2023 and in force from June 2025) primarily refers to which one of the following?
- A. A law that allows nuclear reactors to operate beyond the 60-year ceiling by excluding offline periods caused by regulatory reviews or court injunctions from the operational lifetime
- B. A law that mandates the complete phase-out of all coal-fired power stations in Japan by 2030
- C. A law that creates a carbon border adjustment tax on imported electricity-intensive goods
- D. A law that nationalises Tokyo Electric Power Company and merges it with the Japan Atomic Energy Agency