❓ Câu hỏi According to the passage, what is a key factor behind the structural similarities observed among Balkan languages?
- A. A. They share a common genetic ancestor from ancient times.
- B. B. Intensive multilingualism and cultural exchange shaped their features.
- C. C. Universal cognitive constraints forced them to develop identical grammar.
- D. D. A dominant language imposed its structures on the minority languages.
