How would you convert regular SecurePlatform to SecurePlatformPro using CLI?

A.
By entering “upgrade SP” at the expert mode command line

B.
By entering “pro enable” at IPSO CLI

C.
By entering “upgrade” at the expert mode command line

D.
By entering “pro enable” at the expert mode command line

E.
By entering “convert SP” at the expert mode command line