Which two storage policy changes require a full rebuild of all components for an object? (Choose two.)

Refer to the exhibit.

D18912E1457D5D1DDCBD40AB3BF70D5D
A vSAN Cluster stretched across Data Site 1 and Data Site 2 has a vSAN data network configured with an MTU of 9000. The witness node has been placed in a remote site across a WAN with an MTU of 1500. The vSAN health check, 'vSAN: MTU check (ping with large packet size) , reports a failed ping.
What two actions could resolve the issue? (Choose two.)

Which step can be avoided when replacing a capacity tier device on a controller with passthrough mode and support for hot-plug?

A storage administrator working for a large enterprise is consolidating multiple locations into 2 data centers running on a new HCI platform. vSphere Replication has been used with vSAN to migrate a large amount of data between two separate locations with high latency links. The administrator has been asked to plan the VM migration using vSphere Replication failover. The plan will involve stopping replication, failing the workloads over to the second site, and preparing for the next migration of VMs.
Which two statements are correct in this scenario? (Choose two.)

What is the correct power down sequence for shutting down all nodes in a vSAN cluster with vCenter on the vSAN datastore?
(Place the first selection in the sequence at the top of the list, followed by the second, and so on until the last selection is at the bottom of the list.)