The treatment system includes a WAC, SAC, followed by a WBA and SBA. There is no degasser in this system. Calculate the amount of resin required for the following information.M Alkalinity: 100 ppm as CaCO3P Alkalinity: 100 ppm as CaCO3Silica: 45 ppm as CaCO3CO2: 45 ppm as CaCO3Capacity: 37 Kg/m3Correction factor: 0.9Flow rate: 35 m3/hrOperation hours: 10 hrs

• A. 1.5 m3
• B. 1.1 m3
• C. 7.9 m3
• D. 7.5 m3