Wright Manufacturing makes picnic tables in three sizes: small, medium, and large. The picnic tables can be sold with or without a finishing stain. The following information is available for each table: Small Medium Large Initial sales price $60 $100 $175 Initial cost 20 40 55 Sales price after staining 70 125 210 Cost of staining 11 15 20 Number sold per month 100 300 175 Which table(s) should be processed further? O Small and medium tables O Small, medium, and large tables Large tables Medium and large tables