Which two statements are true about the Oracle Direct Network File system (DNFS)?（）

• A、It utilizes the OS file system cache.
• B、A traditional NFS mount is not required when using Direct NFS.
• C、Oracle Disk Manager can manage NFS on its own, without using the operating kernel NFS driver.
• D、Direct NFS is available only in UNIX platforms.
• E、Direct NFS can load-balance I/O traffic across multiple network adapters.