जब भाषाविद कहते हैं कि भाषा एक 'नियम-शासित व्यवहार' (rule-governed behavior) है, तो उनका मतलब होता है कि इसमें संरचनात्मक रूप से एक अंतर्निहित ______ 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?