The correct option is A Dharmapala
Vikramshila Vihara was founded by Dharmapala. It was established during the late 8th Century or early 9th century. Just like Nalanda, Vikramshila was also a famous center of learning in eastern India. The ruins of Vikramshila can be seen in modern-day Bhagalpur in Bihar. Vikramshila was destroyed by Bakhtiyar Khilji.