To view the results of a manual SQL Tuning Advisor task， which steps should the DBA take？（）  

• A、 From the Advisor Central home page，select the tuning task from the Advisor Tasks section 
• B、 From Advisor Central，choose SQL Advisors，SQL Tuning Advisors，Manual Tuning Task Results
• C、 From Advisor Central，choose SQL Advisors，Manual SQL Tuning Advisors，Tuning Task Results
• D、 Either B or C