A user reports that he is unable to start his computer. He provides the following information:.The boot partition is encrypted by using BitLocker Drive Encryption (BitLocker). The user cannot locate his BitLockerrecovery key. You need to start Windows 7 on the computer. The solution must use the minimum amount ofadministrative effort. What should you do?（）

• A、From the BIOS, disable the Trusted Platform Module (TPM).
• B、Start the computer from the Windows 7 installation media and select Install now.
• C、Start the computer from the Windows 7 installation media and select Repair your computer.
• D、Start the computer from the Windows 7 installation media, press SHIFT+F10, and then run CHKDSK.