If () = | − 5| for ≥ 5, then which of the following represents −1()? (A) −1() = + 5 for ≥ 0
(B) −1() = −5 for ≥ 5
(C) −1() = 5− for ≤ 5
(D) −1() does not exist since () is not one-to-one