Final answer:
The Encrypting File System (EFS) is included in the Windows Professional, Windows Enterprise, and Windows Ultimate editions but not in the Windows Home edition (option b,c and d).
Step-by-step explanation:
The Encrypting File System (EFS) is a feature that allows users to encrypt individual files or folders to help protect sensitive data. EFS is included in various editions of the Windows operating system.
EFS is available in the following editions of Windows:
- Windows Professional
- Windows Enterprise
- Windows Ultimate
It is important to note that EFS is not available in the Windows Home edition. If data protection and file encryption are essential for your usage, choosing one of the versions that support EFS is recommended.
Hence, the answer is option b,c and d.