Sports Enthusiasts manufactures skateboards. During May, June, and July, Sports Enthusiasts budgets for sales of 12,300 skateboards, 10,800 skateboards, and 9,700 skateboards, respectively. Each skateboard requires 4 wheels. The company requires an ending inventory of wheels equal to 20% of the following month's production needs. How many wheels does Sports Enthusiasts need to purchase in June? A 50,960 wheels B 42,320 wheels C 34,560 wheels D 43,200 wheels