A customer is migrating to z114 and z/VM V6.1. The existing z9 BC will be used as cold standby system in a separate datacenter. Which of the following is correct?
A. In order to run all guests on the z9 BC both, z9 BC and z114, have to run z/VM V6.1
B. The latest version of z/VM supported on z9 BC is z/VM V5.4. However the guests stay compatible.
C. In order to keep z/VM guests both systems (z114 & z9 BC) need to run z/VM V5.4.
D. The customer has to run z/VM V6.1 as a second level guest on the z9 BC z/VM V5.4The customer has to run z/VM V6.1 as a second level guest on the z9 BC? z/VM V5.4