Detailed Solution:
The correct answer is “Dharmpala”.
The 8th century Buddhist monastery of Sompur Mahavihara, also known as the "Great Monastery", was built by King Dharma Pāla Deva, the second king of the Pala dynasty, between 770 and 800 AD. The monastery is located in the village of Paharpur, in northwestern Bangladesh, near Rajshahi.