Which reason would currently disqualify this prospect as an opportunity?

A customer has deployed Nutanix with Esxi for VDI workloads and is considering Nutanix for a major server virtualization project. The customer is running z/Virtual Machine today for a mission critical workload and would like to consider Nutanix as a potential platform.

Which reason would currently disqualify this prospect as an opportunity?
A . Accurate sizing information is not available
B . Nutanix does not support z/OS or z/VM
C . There is no assurance of project progression yet.
D . New hardware will be announced next quarter.

Answer: A