At which point in the app-ID update process can you determine if an existing policy rule is affected by an app-ID update?

At which point in the app-ID update process can you determine if an existing policy rule is affected by an app-ID update?
A . after clicking Check New in the Dynamic Update window
B . after connecting the firewall configuration
C . after downloading the update
D . after installing the update

Answer: C

Explanation:

Reference: https://docs.paloaltonetworks.com/pan-os/9-0/pan-os-web-interface-help/device/device-dynamicupdates