Which action must be taken before a custom quarantine that is being used can be deleted?

Which action must be taken before a custom quarantine that is being used can be deleted?
A . Delete the quarantine that is assigned to a filter.
B . Delete the quarantine that is not assigned to a filter.
C . Delete only the unused quarantine.
D . Remove the quarantine from the message action of a filter.

Answer: D

Explanation:

Reference: https://www.cisco.com/c/en/us/td/docs/security/esa/esa12-0/user_guide/b_ESA_Admin_Guide_12_0/b_ESA_Admin_Guide_12_0_chapter_011111.html