The correct answer is: A. Mahipala
Mahipala was a Pala emperor who ruled over the Pala Empire in the 10th century. He was a great patron of Buddhism and founded the famous Vikramshila University for the Buddhists. The university was located in Bihar, India, and was one of the most important centers of Buddhist learning in the world. It attracted students from all over Asia, and its faculty included some of the most renowned Buddhist scholars of the time. The university was destroyed in the 12th century, but its legacy continues to this day.
Devapala was another Pala emperor who ruled over the Pala Empire in the 10th century. He was also a great patron of Buddhism, but he is not known to have founded any universities. Gopala was the founder of the Pala Empire, and he ruled over it in the 8th century. He was not a Buddhist, and he is not known to have founded any universities. Dharampala was a Pala emperor who ruled over the Pala Empire in the 11th century. He was also a great patron of Buddhism, but he is not known to have founded any universities.
In conclusion, the correct answer to the question “Which ruler founded the famous Vikramshila University for the Buddhists?” is: A. Mahipala