A vSphere administrator finds a HA/DRS cluster status has turned RED indicating a
degraded state. What is the likely reason for the indication?

A.
The cluster is currently electing a Master host and is unavailable to perform HA functions.

B.
Incompatible CPU generations between hosts are preventing DRS migrations.

C.
The cluster does not have enough resources to satisfy the reservations of all resource
pools and virtual machines.

D.
The cluster enabled for HA has lost resources and is unable to fulfill its failover
requirements.