Which of the following would allow the company to accomplish this task?

A company recently upgraded its computers from Windows XP SP3 lo Windows 7. Due to budget constraints, the company was not able to purchase newer machines. The computers do not have TPM chips. Out the company would like to secure the information on the local hard disk in case the hard drive is stolen, while being able to access all of its information even if users leave.

Which of the following would allow the company to accomplish this task?
A . Encrypted file system
B . BitLocker
C . Secure Boot
D . BIOS password

Answer: B