The Chinese government's investment in biotechnology research and development is second only to the United States and ranks second in the world. Some experts believe that if hesitation in promoting the production of GM crops that are safe is not only let us miss the opportunity in international competition, but also It will cause a huge waste of public research and development funds. Which of the following, if true, cannot challenge the expert's argument? ["Only a small amount of the Chinese government's investment in biotechnology R & D is used for genetically modified crop research.", 'The international competition mainly depends on theoretical innovation, not technical promotion.', 'Hurrying to promote incomplete R & D results may cause greater waste of public R & D funds.', 'Many countries that oppose the promotion of genetically modified crop production have underinvested in biotechnology R & D.']