A company has requested assistance with a new cross-site failover design to support business-critical applications.
✑ It has two sites which are very well-connected, and latency is less than 5ms round trip.
✑ The customer requires that its applications be restarted even in the event of a total site failure.
✑ The applications must be kept online even when migrated during maintenance.
Storage arrays at either site support both synchronous and asynchronous replication.

Which two options are accurate application requirements for this scenario? (Choose two.)