Which of the following describes how the mod_cache_disk module ensures that multiple URLS do not collide with one another?

It creates a 22 character hash of the URL being requested and stores the information in memory. If the cache memory passes the limit set in the .htaccess config file, the data is then stored onto disk.

It creates a 22 character hash of the URL being requested. It then stores the cached data in a file using the hash as a filename. a filename prefix to store the data.

It creates a 22 character hash of the URL being requested and which is turned into a filename prefix to store the data.

None of these