On the eve of the G-8 summit, British media believed that the G-8 meeting would seek China's support in terms of greenhouse gas emissions. China is now the world's second-largest greenhouse gas emitter after the United States, and its greenhouse gas emissions This amount accounts for about 15% of global emissions, and this number is still rising. In the Kyoto Protocol initiated by the United Nations, China is also classified as a developing country, so it is not subject to the greenhouse gas reduction requirements of the treaty. constraint. What is the most accurate reason for Europe and the United States to win China's support? ["China's greenhouse gas emissions rank second in the world and increase year by year.", 'China has a large world influence, but has not yet joined the Kyoto Protocol.', 'China has the most economic potential in developing countries and has a huge impact on the economies of Europe and the United States.', 'China emits large amounts of greenhouse gases, but is not bound by the treaties in the Kyoto Protocol.']