A GIS analyst sets up a layer file to display managed in an enterprise geodatabase.
When using the layer file in a map, the user notices the following issues:
A read exclamation mark appears next to the layer
The layer fails to display any feature
Which aspect of the file is causing the problem?
A . OS authentication
B . Invalid SQL statement in the definition query
C . Unavailable in the definition query
D . Invalid label expression
Answer: D