Answer:
His father had been a postal worker for all Greg’s life, and was proud of it, often telling Greg how hard he had worked to pass the test.
Step-by-step explanation:
I believe that is the answer because direct characterization is when it is directly talking about it, for example, 'Alicia was tall and well dressed. She was happy to start her first day of work, and she was feeling confident.', meanwhile indirect characterization would've been, 'Alicia slammed her first on the table, "I want all of you out of my office now." She tore the earnings report in half and threw it in the trash.' Which explains it by just using hints towards the reader then telling them directly.