How can Robin upgrade a plug-in once and have all other apps that use the same plug-in get updated at the same time?

Robin develops many apps in his workspace that use various APEX plug-ins. Some apps use the same plug-in as other apps. When a newer version of a plug-in is available, Robin has to update the plug-in in multiple apps.
How can Robin upgrade a plug-in once and have all other apps that use the same plug-in get updated at the same time?
A. Run a SQL command to update the plug-in definition in each application.
B. Write a PL/SQL package that he can reuse to update the plug-in definitions in each application.
C. Update one of the plug-ins, and then click Push Update to update the other apps.
D. Create a “Plug-ins Master” app where he stores all plug-ins and then subscribes the plug-ins in all of his other apps to the plug-ins in the “Plug-ins Master” app.

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