A. A Factory Configuration is used for dynamic configuration changes at runtime, while a Managed Service Configuration requires a restart of the OSGi bundle for configuration updates.
B. A Factory Configuration allows multiple instances of a service to be created, while a Managed Service Configuration is limited to a single instance.
C. A Factory Configuration is managed by AEM and automatically reconfigures itself based on runtime conditions, while a Managed Service Configuration is specified and managed by the administrator.
D. A Factory Configuration is used for system-level OSGi configurations, while a Managed Service Configuration is used for application-specific OSGi configurations.