_________ यह बताती है कि गुणन की समस्या में कारकों को जिस तरह से समूहीकृत (ग्रुप) किया जाता है, उससे गुणनफल नहीं बदलता 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?