Hrothgar is described in the lines above.
Hrothgar /ˈhr̥oːðgɑːr/ was a legendary Danish king living in the early 6th century. Hrothgar appears in the Anglo-Saxon epics Beowulf and Widsith, in Norse sagas and poems, and in medieval Danish chronicles.
The correct answer between all the choices given is the third choice or letter C. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.