Scenario: A Citrix Engineer needs to make a change to the OS Layer. The OS Layer is currently used in several layered im

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Scenario: A Citrix Engineer needs to make a change to the OS Layer. The OS Layer is currently used in several layered images that include different application layers.
Which two steps should the engineer take to make the necessary changes to the OS Layer and the layered images while minimizing administrative effort?
(Choose two.)

A. Update all application layers associated with the existing OS Layer.
B. Recreate all application layers associated with the existing OS Layer.
C. Create new templates that include the required layers.
D. Update the existing OS Layer with the needed changes.
E. Update all templates that include the existing OS Layer.
F. Create a new OS Layer with the needed changes.