The log file shows many occurrences of org.apache.sling.api.resource.LoginException. What are three reasons for these oc

[answerhappygod]

The log file shows many occurrences of org.apache.sling.api.resource.LoginException.
What are three reasons for these occurrences? (Choose three.)

A. For the particular OSGi bundle causing the exception, there is no service user mapping configured
B. The configured service user is not a system user or does not exist
C. For the particular Java class causing the exception, there is no service user mapping configured
D. Administrative resource resolvers have been disabled by configuration and the software deployed still relies on it
E. There is no default user configured in the service user mapping configuration
F. Some exception instances may relate to failed login attempts with incorrect credentials
G. The software deployed still uses an administrative resource resolver that can no longer be used