What are valid reasons for extending a SAP Customer Experience solution? Note: There are 2 correct Answers to this question.

What are valid reasons for extending a SAP Customer Experience solution? Note: There are 2 correct Answers to this question.
A . Using prepackaged content for integration
B. Switching from building in-app to side-by-side coding
C. Creating mobile applications for remote operations and offline access
D. Improving performance of applications

Answer: A,B