Which of the Following Is a Recommended Method for HR

Which of the following is a recommended method for HR departments to protect employee data?

A) hiring temporary employees to manage personal employment information
B) requiring HR data access through peer-to-peer file-sharing applications
C) retaining written rather than computerized personnel files
D) performing random background checks on employees with HR database access
E) providing full database access to employee files only through a firm's intranet