To maintain confidentiality of employee data, all of the following practices must be in place...

Comprehensive and Detailed in Depth Explanation:

Maintainingconfidentialityinvolves:

Organized file systems(B✅)

Authorization protocols for data release(C✅)

Secure destruction of sensitive documents(D✅)

Record retention (A)relates todata preservation,not protectionor confidentiality. In fact,retaining records too long without secure storagecanincrease the riskof data breaches.

✅Therefore,Answer A is correct