Which of the Following Statements Regarding First-In,first-Out (FIFO)process Costing Is(are)true

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) Only A is true.
B) Only B is true.
C) Both A and B are true.
D) Neither A nor B is true.