In direct characterization character's personality is explicitly described. Indirect characterization on the other hand uses dialogue, actions and other non-explicitly descriptions. Fro the given sentences the following sentence is example of direct characterization:
The door opened and in came ridiculous Reginald, as dapper and debonair as ever.
It shows that the people of Nameless are welcoming and caring of people.
You could listen to some speech lessons on your phone or computer<span />