Explanations:Nalanda University, located in the state of Bihar, India, is renowned for its historical significance and its role as a major center of learning in ancient times. The university was established in the 5th century CE and flourished until the 12th century CE. It was one of the first great universities in recorded history and is often referred to as one of the oldest universities in the world. Nalanda attracted scholars and students from various parts of Asia, including China, Korea, and Tibet, making it a hub of intellectual and cultural exchange.
The university was known for its extensive library, which was one of the largest in the world at the time. It was divided into three main buildings: the Ratna Sagar, the Ratnodadhi, and the Ratnaranjaka. The library was so vast that it is said to have burned for three months after the university was sacked by invaders. The curriculum at Nalanda was diverse and included subjects such as philosophy, logic, grammar, medicine, astronomy, and mathematics.
Understanding the historical context of Nalanda University is crucial for recognizing its importance in the educational and cultural history of India. The university's legacy continues to be celebrated and studied, making it a significant landmark in the history of education. In contrast, other universities mentioned in the options, such as Aligarh Muslim University, Tilka Manjhi Bhagalpur University, and Patna University, are much more recent institutions and do not hold the same historical significance as Nalanda University.
Therefore, when considering the oldest university in Bihar, Nalanda University stands out due to its ancient origins and its enduring impact on the world of education. This makes it the correct answer to the question posed.