Which Dell EMC SC Series model presents an all-in-one format, including dual-controllers and disks enclosures in a single chassis?

A.
SC40

B.
SC4020

C.
SC8000

D.
SC9000

Explanation:
ExplanationExplanation/Reference:
Reference: http://www.dell.com/en-us/work/shop/povw/dell-compellent-sc4020