You are developing the Payroll application that contains the SALARY and COMMISSION forms. When a user invoked the COMMISSION form from the SALARY form, the SAL value should be passed to the COMMISSION form. In which data form and at what time should you define the parameter to accept the value?（）

A.REF cursor. 
B.Instead Of trigger. 
C.Stored procedure that returns object values. 
D.The underlying view cannot be modified because DML on a view is not supported.

A.Choose Tools -> Data Block Wizard, select View as the data source type, and base the block on the columns from the bales. 
B.Choose Tools -> Data Block Wizard, select Table as the data source type, and base the block on the columns from the tables. 
C.Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually and alter the Query Data Source Columns and Query Data Source Arguments properties to enter the SELECT statement. 
D.Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually, alter the Query Data Source Type property to 'Table', and enter the SELECT statement in the Query Data Source Name property. 
E.Choose Tools -> Data Block Wizard, select Stored Procedure as the data source type, and base the block on the columns the tables. 
F.Select the Data Blocks node in the Object Navigator and click the Create button. Choose to build the data block manually. Alter the Query Data Source Type to 'FROM' clause query', and enter the SELECT statement in the Query Data Source Name property.

A.CREATE_GROUP 
B.ADD_GROUP_NOW 
C.POPULATE_GROUP 
D.ADD_GROUP_COLUMN 
E.CREATE_GROUP_FROM_QUERY