Answer: Privacy
Step-by-step explanation: Privacy is defined as information or content that is kept to the selected or desired resources and people.It is like a boundary after which the information should not be shared or disclosed because of the privates reasons such as insecurity , protection etc.It is followed for confidential and sensitive content to remain secure and cannot be misused.
Other options are incorrect because availability is referred serviceability of data, system integrity is assuring no unauthorized action in system for modification and data integrity assures about the safeness and reality of information without manipulation .Thus, the correct option is privacy.