Aldar Company incurred OMR 12,000 in a process during the month of June 2021. The normal output and normal loss expected were 2,800 units and 200 units respectively. Actual loss during the month was 250 units. The scrap value of the lost units is OMR 4 per unit. What is the cost per unit of output? a. OMR 4.29 per unit b. OMR 4 per unit c. OMR 3.93 per unit d. None of the options