Which protocol should the architect recommend?

A retail customer is designing a new application that will train an AI algorithm with metadata from purchase transactions.

The customer has the following constraints:

– Billions of transactions per hour

– Hundreds of thousands of clients

– Easily connect and disconnect from many network locations

– Asymmetric encryption across a WAN

– Resilience to network latency

Which protocol should the architect recommend?
A . NFS v3
B. NFS v4.1
C. SMB
D. S3