The SAP system copy tools can be used for system copies or migrations on any SAP supported operating system and database combination as of R/3 Release 3.0D. Name the system copies? There are 2 correct answers to this question

The SAP system copy tools can be used for system copies or migrations on any SAP supported operating system and database combination as of R/3 Release 3.0D. Name the system copies? There are 2 correct answers to this question
A . OP Migration
B . Homogenous
C . Heterogenous
D . OB Migration

Answer: B,C