Which two actions can the administrator make before removing the host from the vSphere Distributed Switch?

An administrator is trying to remove a host from a vSphere Distributed Switch named DSwitch01. The following error message is displayed:

vDS DSwitch01 port 17 is still on host 192.168.100.23 connected to VM01 nic=4000 type=vmVnic

Which two actions can the administrator make before removing the host from the vSphere Distributed Switch? (Choose two.)
A . Migrate VM01 to DSwitch01 port 1.
B . Add an additional vNIC to VM01 to another vSphere Distributed Switch.
C . Migrate VM01 to another host.
D . Disconnect the VM01’s vNI
F . Place VM01 into Maintenance Mode.

Answer: C,D

Explanation:

Before removing the host from distributed switch, migrate VM01 to Dswitch01 Port1. Then disconnect VM01 NIC.