A: To view the recovery passwords fora computer you would need the computer name:
In Active Directory Users and Computers, locate and then click the container in which the computer is located.
Right-click the computer object, and then click Properties.
In the Properties dialog box, click the BitLocker Recovery tab to view the BitLocker recovery passwords that are associated with the particular computer.
B: The Manage-bde: unlock command unlocks a BitLocker-protected drive by using a recovery password or a recovery key.