In the historical period in which this epic fight took place, Beowulf most likely used only his bare hands because A. there were no worthy weapons in Medieval times
B. defeating an enemy by physical strength alone was much admired in Medieval times
C. he severely underestimated the strength of his opponent
D. using weapons on such an undemanding foe would cause his honor to be questioned

B. defeating an enemy by physical strength alone was much admired in Medieval times

Explanation:

When Beowulf who later became the King of the Geats, sailed to Denmark to help the Danes fight the monster Grendel, he did so at a time when brave acts were looked up to with much admiration.

People who were able to defeat tough opponents with weapons were praised, people who did it without weapons were the epitome of courage and deserved to be praised. When Beowulf decided to take Grendel head-on with now weapon, he wanted the praise of defeating an opponent barehanded.