You have a customer who purchased a DS4700 Model 70 with two EXP810 xpansion enclosures.
Due to business growth, the customer wants to convert one of its EXP810s to DS4700 controller
module. Which statement is true?

A.
To accomplish this, you would remove the ESMs from the EXP810 and replace them with
controller FRUs

B.
You cannot perform this conversion as EXP810s do not have FRUs

C.
You cannot perform this conversion as it is not supported by IBM

D.
This conversion cannot be performed on Model 70s, only 72s