Answer:
A. cannot expect to collect the $500 because he had a preexisting duty to arrest the inmate.
Explanation: An Inmate is a term commonly used to refer to prisoners or persons placed within a confinement. An inmate can also be used to refer persons with mental health challenge who are placed within an enclosure or in a hospital to be attended to.
A Sheriff is a top Law enforcement officer in a county who engages in certain activities like being in charge of prisoners,traffic etc