Not exactly sure what is being asked but they might be communicating defiance or even a relaxed demeanor.
The main characters are as follows:
Harry Potter
Hermione Granger
Ron Weasley
Cedric Diggory
Viktor Krum
Fleur Delacour
Albus Dumbledore
Draco Malfoy
Rubeus Hagrid
Answer: to a deep or far-reaching extent
Explanation:I asked my teacher.
I believe your answer is D my friend.. good luck! :)