Final answer:
Police Officer Paul is not entitled to the reward from Crime Stoppers because he was fulfilling his pre-existing duty as a police officer by apprehending the criminal.
Step-by-step explanation:
The question asks which statement is true regarding Police Officer Paul's entitlement to a reward offered by Crime Stoppers after apprehending a wanted criminal. The correct answer is that Police Officer Paul is not entitled to the reward because he was under a pre-existing duty to make the arrest. This scenario falls under the principle that rewards are generally not payable to public officials for doing what they are already obligated to do as part of their official role.