How is grendel characterized in this passage?

What is the difference in point of view and voice

"the only completely stationary object in the room was an enormous couch on which two young women were buoyed up as though upon an anchored balloon. they were both in white and their dresses were rippling and fluttering as if they had just been blown back in after a short flight around the house."

The implicit details in this excerpt best support the conclusion that mrs. long feels angry about having to ask to borrow books. the speaker asks for books that were often difficult to find. the speaker appreciates the librarian's efforts to get her books. young children are not allowed to borrow books on their own.