In OS X Mountain Lion, Safe Boot ________.

A.
increases data security by modifying Sharing settings, so only essential protocols are enabled at startup

B.
facilitates troubleshooting by preventing loading of third-party components in the operating system at startup

C.
increases data security by assigning all standard users Read-only privileges to mounted local volumes

D.
prevents users from accessing sensitive system files by loading Simple Finder instead of Finder at startup