The answer is letter C.Grendel's Mother
Grendel's mother is one of the antagonists of Beowulf. She is known to be one of the descendants of Cain. She had attacked Heorot as a form of revenge. Beowulf had tried to kill her as he went to her cave with the hopes to kill her.
Answer:
I think it's the last one, dinr herself without alerting management...
Explanation:
this way she can review the restaurant with the pov of a real customer and wont get 'special treatment'