HP Exam HPE0-V14 Topic 2 Question 52 Discussion

A customer is implementing a redundant AD servers to support then lab environment .They have the following requirements

* four rack servers, each with 2 CPUs from AMD. at least 256GB of RAM. FC Dual Port hba

* HPE Nimble AF20 with 17TB useable capacity

* integration into their existing HEP FlexFabric 57io and HPE SN3000B Fibre Channel SAN switches.

it the customer needs more capacity in the future, they will use scale-out growth Which server model should you recommend to this client?