You are rewriting an accounting application so it will run on computers loaded with both the Win2000 Pro and Win NT 4 with service pack 4. Computers must be configured for optimal disk performance. Users must be able to access all of the files on their computers using either operating system. File level security is also required to protect the files. What should you do?（）

A. Create and format a FAT32 partition.
B. Create and format a NTFS partition.
Configure Windows 2000 to enable dynamic volume.
D. Create and format a FAT16 partition.