Answer:
I wonder what would have happened of they didnt see the burning church? I haven't read the book in a while lol
Name is a form of identifier of a person and it's easier for our brains to remember "This was John" than "This was that tall guy with dark hair and blue eyes". The other reason is that it's usually kind to exchange names when one has a chat with someone else.
D and A. Hope i helped :)
