Which of the following statements best describes the benefits of the file system journal in OneFS?(Choose 1)

A.
The file system journal is used for coalescing writes before committing them to disk.

B.
The file system journal is used to store metadata about the file system in a reliable way.

C.
The file system journal is used to permit multiple threads to commit writes to the same file.

D.
The file system journal is used to ensure the consistency of the file system.