Company A is a manufacturing company. The production process is divided into two production departments: Assembly and Finishing. There is one service department, the Canteen department, which is used by the production departments. The relevant informatic for the year ahead is as follows: Total Overheads all the departments: Item Supervisor's Salary Rent Total 120,000 860,000 The following information is available about each department: Item Assembly Finishing Canteen () () () Floor Space (sq. meters) 41,000 55,000 4,000 Number of employees 840 240 120 Stores requisitions 1,000 1,000 Machine hours 1,000 2,000 Considering this information, which of the following statements is true? O a. One labour hour has a cost of 260.1 in the assembly department. O b. Total costs in the assembly department equal 459,800. O c. One machine hour has a cost of 459.8 in the finishing department. O d. None of the answers is true