What are some typical scenarios for SAP BTP, ABAP environment? Note: There are 3 correct Answers to this question.

What are some typical scenarios for SAP BTP, ABAP environment? Note: There are 3 correct Answers to this question.
A . Create extension applications for ABAP-based products
B . Build applications with Java, Node.js, and Python build packs
C . Develop new methods for existing ABAP classes
D . Develop independent cloud applications
E . Develop extensions using ABAP RESTful Application Programming Model

Answer: CD E