An inmate escapes from the county prison. there is a $500 reward offered for any information leading to the capture of the inmate. the county sheriff sees the inmate at a local restaurant and calls the department headquarters before arresting the inmate. the sheriff:. a. cannot expect to collect the $500 because he had a preexisting duty to arrest the inmate. b. can expect to collect the $500 because he called the department headquarters before arresting the inmate. c. cannot expect to collect the $500 because of the doctrine of unforeseen difficulties. d. can expect to collect the $500 because he performed a civil service.