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 $17,000 $13,200 Machine hours 15,500 16,900 13,000 16,600 18,000 15,000 Using the high-low method, what would the monthly fixed maintenance cost be? (Round any intermediary calculations to the nearest cent. O A. $2,600 O B. $30,000 OC. $14,400 OD. $4,000