Which statement is true about the effect of the command?

The following command is executed to start tracing in a user session:
SQL> EXECUTE
DBMS_TRACE.SET_PLSQL_TRACE(DBMS_TRACE.TRACE_ENABLED_EXCEPTIONS);
Which statement is true about the effect of the command?

A.
It allows tracing of exceptions raised by all subprograms executed in the session.

B.
It allows tracing of user-defined exceptions raised by all subprograms executed in the session.

C.
It allows tracing of system-defined exceptions raised by all subprograms executed in the
session.

D.
It allows tracing of exceptions raised by subprograms compiled with the DEBUG option and
executed in the session.