While creating a job class using the DBMS_SCHEDULER package， you set the logging level to LOGGING_RUNS. What would be the impact of this setting？（）

• A、 Oracle Scheduler would write detailed information to the job log for each run of each job in the job class.
• B、 Oracle Scheduler would write detailed information to the job log for the first run of each job in the job class.
• C、 Oracle Scheduler would write detailed information to the job log for each run of only the first job in the job class.
• D、 Oracle Scheduler would write detailed information for all operations performed on all jobs in the job class.