Grendel is related to a monster, because he sounds like a monster. "His meal taking finished" making him sound like a monster eating. "Morning cry mighty" describes the characteristics of a monster.
He had to work his way through the college.He was a janitor and he could not bear the humiliation, so he left
The answer is D.
A-immense, ensure, continuous
B-numerous
C-development, remarkable, accomplishment
D- easy wording for a Kindergarten class to understand.
Hope this helps!