What needs to be checked?

An administrator is trying to configure a Cloud Unit in Data Domain System Manager for access to an ECS and receives the following error: The Access Key ID you provided does not exist in our records.

What needs to be checked?
A . ECS access key ID in the Object User Name configured in the ECS Portal
B . ECS access key ID in the Management User Name configured in the ECS Portal
C . ECS .PEA file in the Object User Name configured in the ECS Portal
D . ECS .PEA file in the Management User Name configured in the ECS Portal

Answer: A