Which of the following statements on "Risk Review" are TRUE?
(i) An important part of risk review is to test or simulate the risk control measures to assess their effectiveness
(ii) Risk review is a self-check of the risk management process cycle
(iii) Risk review monitors whether the proposed risk reduction measures under the listed action plans have been properly implemented
(iv) Risk review is a one-off exercise and is completed once the risk control measures are assessed to be effective
i, ii and iii only