What must you do to convert an SAP HANA 1.0 single database system to an SAP HANA 2.0 multitenant database system?

What must you do to convert an SAP HANA 1.0 single database system to an SAP HANA 2.0 multitenant database system?
A . Export/import application and customer data
B . Upgrade the SAP HANA database system
C . Execute the SUM database migration option with system move
D . Create the system database manually

Answer: B