10. In order to implement a successful Just in time (JIT) system, it is important to consider which of the following factors? (i May involve substantial set up costs The reduction of defect rates Maintain strong relationships with suppliers May be difficult to use small suppliers (iv) a. (i) and (iv) b. (ii) and (iii) c. (i), (iii) and (iv) d. All of the above Provide your justification below