गोदावरी, कृष्णा और कावेरी नदियाँ मुख्य रूप से भारत के किन क्षेत्रों से होकर बहती हैं?

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?