Which of the following statements is true regarding China's historical significance?

The statement that China is the oldest continuous civilization is true, as it has a rich history that dates back over 5,000 years. This long and unbroken lineage is marked by many cultural, philosophical, and technological advancements that have significantly influenced not only the region but the world as a whole. The continuity of its civilization is demonstrated through its writing system, cultural practices, and governance systems that have evolved yet remained rooted in their ancient origins.

This historical significance contributes to China's identity today, underlining its contributions to human knowledge and cultural heritage. The other options fail to accurately represent China's history; claiming it was established in the 20th century overlooks millennia of development. Similarly, suggesting it has fewer dialects pays insufficient attention to the vast linguistic diversity within the country. Finally, stating there have been no historical conflicts with Russia ignores significant historical interactions, including territorial disputes. Thus, acknowledging China as the oldest continuous civilization highlights its profound historical impact and enduring legacy.