b) The fixed and variable costs for three (3) potential manufacturing sites for a rattan weaver are shown below: Site Fixed Cost Per Year (RM) Variable Cost per Unit (RM) A 600 10 B 1500 8 C 2400 5 i) Plot the crossover chart for the above problem. ii) Over what range of volume is each location optimal? iii) For a production of 100 units, which is the best site? (12 marks)