How is Annualized Loss Expectancy (ALE) derived from a threat?

A.
ARO x (SLE – EF)

B.
SLE x ARO

C.
SLE/EF

D.
AV x EF

Explanation:
“SLE x annualized rate of occurrence (ARO) = ALE” pg 70 Shon Harris: All-in-One CISSP Certification