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In Windows Vista, Bitlocker is__A) An anti-spyware feature, which detects malware and spyware programs__B) An encryption technology, which encrypts all files on the volume to ensure no one can access the data__C) An Internet browser, which allows to surf through the Internet__D) A diagnostic utility, which allows to run several diagnostics on the hard drive
B) An encryption technology, which encrypts all files on the volume to ensure no one can access the data