Maintenance costs at Seaside Manufacturing over the past six months are listed in the following table. Month January February March April May June Maintenance cost $13,600 $14,720 $13,000 $14,480 $16,000 $13,200 Machine hours 15,500 16,900 13,000 16,600 18,000 15,000 Using the high-low method, what would the total maintenance costs be if 17,800 machine hours were used? (Round any intermediary calculations to the nearest cent.) O A. $5,320 OB. $28,680 O c. $15,880 OD. $10,680