What tasks are accomplished during full optimization in BPC for NetWeaver? (2)

What tasks are accomplished during full optimization in BPC for NetWeaver? (2)
A . Executing a data model analysis and alerting if the data model can be improved
B . Creating a copy of the MultiProvider for the BPC Application
C . Updating DB statistics for the InfoCube
D . Closing the open request after posting 50,000 records
E . Compressing and indexing the InfoCube

Answer: B