Answer: Morality
Step-by-step explanation:
Morality involves a scenario where an individual chooses to do what's right and avoids doing what's wrong. Morality is when an individual follows set rules and regulations by the society and keeps to them. For Dupin giving the officer the check he was looking for shows his morals, he could have hide it but he choose what's right to do; found what's stolen or missing, return to the authorities