Answer:
rapid eye movement REM causes the dream
That’s cool I guess???????
I would say C, Definitions - because dictionaries are used to see what the words mean in usually a brief explanation and there is no history or language origins (some specific ones may but not ALL DICTIONARIES)
One is that when Gregor dies, his family members begin new lives as they all have careers. His farther is now energized and Cete can get married now too.