What ECS information is required to create a cloud profile in the Dell EMC Cloud Portal?

An administrator is configuring a NetWorker with CloudBoost solution using ECS as private cloud storage.

What ECS information is required to create a cloud profile in the Dell EMC Cloud Portal?
A . ECS endpoint
ECS object username
ECS object user access key
B . ECS endpoints
ECS access key ID
ECS namespace name
C . ECS access key ID
ECS community version
ECS secret access key
D . ECS endpoints
Cloud storage provider
ECS bucket name