A federal organization maintains a record of missing people since 1975. The data on missing people is sorted and documented manually by their age. The organization wants to automate its manual processes. It has to ensure that all guidelines for the storage of information is followed, that data is not lost or copied to unsolicited locations while the automation is in process, and that the record of missing people is in order so as to facilitate easy sorting. Which of the following could help the federal organization achieve these goals?Select one:

a. A fixed term contract
b. An arcade clearing software
c. A domain search engine
d. An enterprise search software