किसी व्यक्ति के अद्वितीय आनुवंशिक प्रोफाइल को निर्धारित करने या उसकी पहचान करने के लिए निम्नलिखित में से किस तकनीक का उपयोग किया जाता 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?