When does SAP Ariba Shared Services configure a customer's test site?

When does SAP Ariba Shared Services configure a customer’s test site?

When does SAP Ariba Shared Services configure a customer’s test site?
A . After the first draft of data collection files is received from the customer
B . Prior to project kick off
C . After the blueprint of the design is received form the customer
D . After the complete workbook is received from customer

Answer: D