Which of these statements is correct concerning a Lookup transformation’s persistent cache?
A . A persistent cache is stored on disk, and must be named to make it useable in multiple mappings
B . persistent cache is stored on disk, to refresh the cache the disk files must be deleted manually
C . When the Integration Service cannot find the persistent cache file and the recache property is not set, the session fails
D . A persistent cache can only be used by one mapping
Answer: A