China's research environment continues to improve. Data show that in 2016, China's total R & D expenditure was 1.57 trillion yuan, becoming the world's second largest R & D investment country after the United States. Disciplines and key laboratories have been established one after another. China today has the ability to provide scientific researchers with scientific research conditions that are not inferior to those of Western countries. If the following are true, what will strengthen the above argument? ['With the increase of scientific research funding, China has also issued a series of scientific research policies;.', 'National key innovation projects, key disciplines and key laboratories are extremely attractive to scientific researchers;.', "Research funding can be implemented, and various 'key' measures make scientific researchers do their best;.", 'The promotion of research funding has a decisive role in improving the research environment.']