Which update methods can yo use to minimize the business downtime during the upgrade of an SAP HANA database? Note: There are 2 correct answers.

Which update methods can yo use to minimize the business downtime during the upgrade of an SAP HANA database? Note: There are 2 correct answers.
A . Near Zero Downtime
B . Database migration options of SUM
C . Export/import using SAP Provisioning Manager
D . Phases update

Answer: A,B