How can business users create new analytics content? Note: There are 3 correct answers to this question.

How can business users create new analytics content? Note: There are 3 correct answers to this question.
A . Combine current and historical data
B. Create additional key figures in existing data sources
C. Change underlying database tables of standard data sources
D. Change existing data sources by adding filters
E. Create new data sources via joins of standard data sources

Answer: A,B,E