单项选择题

A.examine the trace file and kill the session that caus……

Your alert log file has the following information： Tue May 25 17：43： 38 2004
ORA-00060： Deadlock detected. More info in file /u01/app/oracle/admin/ORCL/udump/orcl_ora_3173.trc.
What would you do to ensure that database is still running correctly？（）

A.examine the trace file and kill the session that caused the deadlock
B.examine the trace file and kill both the sessions responsible for the deadlock
C.examine the trace file for details and ask the user who caused the deadlock to rollback the transaction
D.examine the trace file for details and remember that deadlocks are resolved automatically by Oracle database
E.examine the trace file for details and use the Undo Advisor to rollback the transaction that caused the deadlock

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A.USER_DUMP_DEST
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