Which three steps must an administrator take to successfully remove this host from the vSAN cluster?

A customer has upgraded to vSAN 7, but there is still an existing legacy host which must be removed from the vSAN cluster.
Which three steps must an administrator take to successfully remove this host from the vSAN cluster? (Choose three.)
A. Place the host in maintenance mode with Ensure Accessibility
B. Disconnect from vCenter Server
C. Place the host in maintenance mode with Full Data migration
D. Place the host in maintenance mode with no data migration
E. Remove from vSAN cluster
F. Delete the disk group(s) on the legacy host