Marigold Corporation's manufacturing costs for August when production was 800 units appears below: Direct material $5 per unit Direct labour $6400 Variable overhead 2600 Factory depreciation 1900 Factory supervisory salaries 6600 Other fixed factory costs 1500 How much is the budgeted manufacturing cost for a month when 600 units are produced? O $13000 O $16400 O $19750 O $9000