How would this affect the behavior of HA?

An administrator would like to configure vSphere HA to use two isolation addresses.
How would this affect the behavior of HA?

A.
If both isolation addresses are not reachable, the host will be restarted by the HA agent.

B.
If both isolation addresses are not reachable, the host will use the vCenter Server IP address as a final
isolation address before being marked isolated.

C.
If only one of the isolation addresses is reachable, the host will not be marked isolated by HA.

D.
If only one of the isolation addresses is reachable, the host will be considered in an isolated by HA.