Answer:
D. what the person does
Explanation:
Methods of characterization are ways of describing a character and his actions that help us create a full picture of it.
This can be done by describing character's physical appearance, his thoughts, the things he says ir others say about him, his actions etc.
This particular passage consists mainly of descriptions of character's actions and the way he does things, so we could say D. is the best fitting answer for deciding the method of characterization.
