Correct Answer: A,B,C,D
Explanation
https://docs.oracle.com/cloud/latest/eprcs_common/MRPRO/create__management_report.htm#MRPRO-GUID-A Key benefits include:
* Combine cross-cloud content into a single report
* Embed grids and charts in report package doclets, with centralized point-of-view controls and automatic doclet updates
* Report package variablesprovide ease of maintenance for changing the point of view for reports embedded in a report package.
* Utilize grid row or column formulas to reference data in other grids