निम्नलिखित में से कौन सी प्रतिचयन विधि तब सबसे उपयुक्त होती है जब जनसंख्या समरूप हो और जनसंख्या संरचना के बारे में कोई पूर्व ज्ञान उपलब्ध न हो?

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?