Which IBM resource should be used to validate the results from a Disk Magic study PRIOR topresenting the final storage solution and pricing to a customer?（）

A.Techline 
B.Competeline 
C.HP's product web site 
D.IBM Virtual Innovation Center

A.XIV and SONAS 
B.XIV and DS8700 
C.SONAS and N7700 
D.SONAS and DS8700

A.IBM Systems Director 
B.DS8700 with Easy Tier 
C.SAN Volume Controller v6.1 
D.Advanced Fully Automated Storage Tiering