Bradley has installed OS X on his Mac and would like to set up a Firmware Password. Where can he find the Firmware Password Utility?
A . In the Utilities folder on the startup disk.
B . In the Applications folder on the startup disk.
C . In the Security & Privacy pane in System Preferences.
D . In the Utilities menu when booted to OS X Recovery.
Answer: D
Explanation: https://support.apple.com/en-us/HT204455