Stoltenberg Co Beginning Work-In-Process Inventory Is 30 Percent Complete as to Conversion

Stoltenberg Co. had the following information for the month of June: $\begin{array}{lr}\text { Work in process beginning inventory, June } 1 & 2,000 \text { units } \\\text { Units transferred in } & 16,000 \text { units } \\\text { Work in process ending inventory, June } 30 & 4,000 \text { units }\end{array}$ Beginning work-in-process inventory is 30 percent complete as to conversion. Ending work-in-process inventory is 50 percent complete as to conversion. Materials are added at the end of the process.
The equivalent units for conversion under the weighted average method are calculated to be:

A) 12,000.
B) 10,000.
C) 14,000.
D) 16,000.
E) 18,000.