The following information is available:Units in process, Nov. 1 (60 percent converted) 4,000 unitsUnits in process, Nov. 30 (30 percent converted) 2,000 unitsUnits started during the month 15,000 unitsMaterials are added at the beginning of the process.How many equivalent units in process for conversion were there in November using the weighted average method?A. 18,000B. 15,200C. 17,600D. 16,400