Can you search for suitable classic Business Add-Ins(BAdIs)? There are 2 correct answers to this question
选项：

A:Search for suitable entries in the relevant component in the Implementation Guide (IMG)
B:Search in an application program for the method GET_INSTANCE of class CL_EXITHANDLER
C:Use the SAP menu Tools -> ABAP Workbench -> Development -> Business Object Builder
D:Search in the Repository Information System and choose Enhancements - >Customer Exits