Which storage pool parameter keeps offsite tapes in the vault 5 days after the data on the tapes has expired?

Which storage pool parameter keeps offsite tapes in the vault 5 days after the data on the tapes has expired?
A . REUSEDELAY=5
B . OFFSITEDELAY=5
C . DRMDBBACKUPEXPIREDAYS=5
D . OFFSITERECLAIM=5

Answer: A

Explanation:

To prevent volumes from being rewritten immediately after all extents are deleted, use the REUSEDELAY parameter to specify a value that is greater than 0.

References:http://www-01.ibm.com/support/docview.wss?uid=swg27048653