Which is the source used by Automatic SQL Tuning that runs as part of the AUTOTASK framework？（）

• A、 SQL statements that are part of the AWR baseline only
• B、 SQL statements based on the AWR top SQL identification
• C、 SQL statements that are part of the available SQL Tuning Set （STS） only
• D、 SQL statements that are available in the cursor cache and executed by a user other than SYS