प्रारंभिक भाषा विकास के निम्नलिखित चरणों में से, कौन-सा चरण सूचीबद्ध महारत के उच्चतम या अंतिम स्तर का प्रतिनिधित्व करता है?

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?