From the ACID paradigm, which section refers to a committed database transaction that holds even if the system fails or restarts?A $)$ create a policy based on rules and enforce the policy strictly. An unforced policy is as good as no policy at all. B$)$Train and retrain the staff regularly to implement policies C$)$Encryption of data on email should be made mandatoryD$)$Only use data at rest when data storage is limited