The SAVE_AMT column in the ACCOUNTS table contains the balance details of customers in a bank. As part of the yearend tax and interest calculation process， all the rows in the table need to be accessed. The bank authorities want to track access to the rows containing balance amounts exceeding $200，000， and then send an alert message to the administrator. Which method would you suggest to the bank for achieving this task？（）
- Aimplementing valuebased auditing by using triggers
- Bimplementing finegrained auditing with audit condition and event handler
- Cperforming standard database auditing to audit object privileges by setting the AUDIT_TRAIL parameter to EXTENDED
- Dperforming standard database auditing to audit SQL statements with granularity level set to ACCESS