Since the reform and opening up, China has gradually formed new and old political and legal discourses and systems, both of which are parasitic, and struggle and cooperate. The establishment of the new political and legal system is gradually realized by parasitizing in the old political and legal system. It has grown stronger and more justified, and now there is reverse parasitism, that is, the old political and legal system has begun to learn the discourse and practices of the new political and legal system, parasitized in the new political and legal system, and has turned from previous resistance to cooperation, even using. Of the following options, which most weakens the above point ?:. ['The old and new political and legal systems coexist in the struggle.', 'The old and new political and legal systems are independent of each other, without struggle and cooperation.', 'The relationship between the old and new political and legal systems is divided into two phases: in the first phase, the new political and legal system is parasitic to the old political and legal system; in the second phase, the old political and legal system is parasitized in the new political and legal system.', 'The old and new political and legal systems are two aspects of a problem.']