Which of the following statements regarding first-in, first-out (FIFO) process costing is/are true?(A) First-in, first-out (FIFO) process costing transfers out the costs in beginning inventory before transferring out the costs associated with units started and completed.(B) First-in, first-out process costing requires one additional step in assigning costs to the units transferred out and the ending Work-in-Process Inventory. A. A only.B. B only.C. Both A and B.D. Neither A nor B.