In line 178, Beowulf describes the first thing that will happen if Grendel wins: he will glut himself on the Geats.
Considering that Beowulf has come to protect the Geats,
why does he mention this possible outcome?

What is the meaning of "full tide" as it is used in this sentence? before i could explain to her the differences of language in this world, she was embarked on the full tide of another subject. a long and involved argument an inaccurate representation a detailed and lively discussion an uncontrollable flood