A technician is servicing the Human Resource director’s computer which contains payroll software and salary information. Which of the following should the technician do to ensure confidentiality of the payroll information?（）

• A、Backup the confidential data to the technician’s USB drive to ensure nothing is accidently deleted.
• B、Uninstall the payroll software to ensure confidentiality.
• C、Have the director remove sensitive data before the computer will be repaired.
• D、Perform needed repairs while avoiding sensitive data.