What universal themes are conveyed by the description between beowulf and grendel and between beowulf and grendel's mother

Although many of the attitudes, circumstances, and cultural environment seen in Beowulf reflect specific aspects of early medieval Anglo-Saxon culture, the poem possesses several themes that are typical of heroic epic. 

The first common epic theme is linking physical and moral prowess. The hero Beowulf is equally strong in leadership, ethics, wisdom, and physical strength. While this conflation of physical and mental gifts is not something that is necessarily true outside literature -- one can...

i'm pretty sure i had this question the other day and b was the right answer.