After Moving Data to a New Filesystem, How Can the Former

Multiple Choice

After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications?

A) By creating an ACL redirection from the old to the new path of the data.
B) By creating a hard link from the old to the new path of the data.
C) By creating a symbolic link from the old to the new path of the data.
D) By running the command touch on the old path.
E) By mounting the new filesystem on the original path of the data.