निम्नलिखित में से किस फास्टनर का उपयोग आमतौर पर उन संरचनात्मक अनुप्रयोगों में किया जाता है जहां क्लोज टॉलरेंस असेंबली की सख्त आवश्यकता नहीं 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?