निम्नलिखित में से कौन सी हिमनद अपरदनात्मक स्थलाकृति (Glacial topography) आमतौर पर प्रतिरोधी पुराने ज्वालामुखीय या बेसाल्टिक प्लग पर विकसित होती है?

The 'Drain of Wealth' theory was propounded by which Indian nationalist leader?

Which event is considered the turning point in Mahatma Gandhi's leadership in the Indian independence movement?

Which African leader is known for his non-violent opposition to colonial rule?