Which prerequisites of the primary system and the secondary system are mandatory before you can activate the SAP HANA system replication with secondary time travel? There are 2 correct answers to this question.

Which prerequisites of the primary system and the secondary system are mandatory before you can activate the SAP HANA system replication with secondary time travel? There are 2 correct answers to this question.
A . The CPU architecture must be identical.
B . An explicit read-only connect on between both systems must be available
C . Both must have the same SAP HANA version.
D . Both systems are located in the same data center.

Answer: A,C