एक Microsoft Excel फ़ाइल, जिसमें एक या अधिक वर्कशीट होती हैं, मुख्य रूप से किस रूप में सहेजी (save) जाती 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?