Data Integrity refers to the data which is not modified over the process, system.
Data Integrity here refers to which is not corrupted over the system in any way.
Throughout the life cycle of the process, system the data is intact and can be trusted for the future use.So, option (b) Integrity is the correct option.
Option (a) Confidentiality means the data that is kept secret, private but that doesn't mean it is not modified. So, option (a) confidentiality is wrong option.
Option (c) Authentication means the user is authenticated to use the data. It means the user has access to the data or not.So, option (c) is wrong option.
Option (d) Auditing means to examine, inspect a thing to find it fit for a purpose. Here, data auditing means verifying, inspecting,assessing the quality of data for a process.So, option (d) is wrong option.
