An administrator needs to perform maintenance on an ESXi host within the vCloud Director environment without interupting existing workloads. What should the administrator do?
A. Redeploy VMs, then disable the ESXi host
B. Disable the host cluster, then redeploy VMs
C. Redeploy VMs, then disable the host cluster
D. Disable the ESXi host, then redeploy All VMs
