Which two details must be discussed with the prospect before the POC starts?

During a sales motion with a new prospect, the prospect and SE agree to evaluate Nutanix and a computing platform using XRay.

The prospect is currently using 3-tier architecture and considering Nutanix and HPE Simplivity.

Which two details must be discussed with the prospect before the POC starts? (Choose two)
A . Model of Fibre Channel switch
B . Gather details of customer’s existing 3-tier hardware
C . ldentify appropriate POC hardware
D . A test plan with agreed upon success criteria
E . What type of external storage will be connected

Answer: C,D