What happens within the network when a customer uses a vSphere Distributed Switch (VDS) and vCenter is offline?

VMs are violating affinity rules and DRS is unable to correct the rules violations.
Which two actions should an administrator take to identify why DRS is unable to satisfy the affinity rules?
(Choose two.)

An administrator suspects poor VM performance. The administrator runs esxtop and sees the following output from the CPU and memory screens:
* 6:48:19pm up 4:22, 528 worlds, 8 VMs, 16 vCPUs, CPU load average: 0.26, 0.36, 0.16
* VMKMEM/MB: 8151 managed: 407 minfree, 3055 rsvd, 5095 ursvd, high state What can the administrator conclude from this output?

Refer to the exhibit.

Each ESXi host has three NICs assigned to a virtual switch.
Which Network Failure Detection Policy will prevent network failover?

An administrator configures vSphere Replication for a DR site.
Which two items should be deployed at the second site? (Choose two.)