The record group in the EMP form is populated using a SELECT statement that is constructed programmatically at runtime. Five employee records are displayed at one time, and a user chooses item two from the record group. Which built-in would you use to determine which rows were flagged in the record group?（）

• A、GET_GROUP_ROW_COUNT 
• B、GET_GROUP_SELECTION_COUNT 
• C、GET_GROUP_SELECTION 
• D、FIND_GROUP 
• E、FIND_COLUMN 
• F、ADD_GROUP_ROW