Deldoro Company has provided the following data for maintenance cost: Prior Year Current Year Machine hours 19, 100 21, 300 Maintenance cost $30, 800 $33, 880 Maintenance cost is a mixed cost with variable and fixed components. The fixed and variable components of maintenance cost are closest to: (Round your Intermediate calculations to 2 decimal places.) Multiple Choice O $29,820 per year; $.714 per machine hour O $30,800 per year; $1.400 per machine hour O $4.060 per year: $1.400 per machine hour O $4.060 per year: $.714 per machine hour