Which three sites?

VMware vSphere Replication protects virtual machines from partial or complete site failures by replicating the virtual machines between which three sites? (Choose three.)
A. From a source site to a target site.
B. From within a single site from one cluster to another.
C. From multiple source sites to a shared remote target site.
D. From a single source site to multiple remote target sites.
E. From multiple source sites to multiple remote target sites.