Boat Brothers has been asked to refit a boat for a customer. Skilled labour costing 16 per hour will be required for the refit. The workers will have to be taken off the production of kayak for resale for a total of 480 hours. The kayak are sold for 400 each and take 24 hours of skilled labour. The material cost of each kayak is 120. What is the relevant cost when assessing the viability of the refit contract? O A. 3,840 OB. 8,000 O C. 1,760 OD. 5,600