A process with no beginning Work in Process inventory, completed and transferred out 10500 units during a period and had 5100 units in the ending Work in Process inventory that were 50% complete related to conversion costs. Direct materials are added 70% at the beginning of the process and 30% when the units are 90% complete. How much is equivalent units of production for the period for conversion costs if the FIFO method is used? O 15600 equivalent units of production 013050 equivalent units of production 012030 equivalent units of production O 13350 equivalent units of production