6) Costs are accumulated by department in a process costing system. A) True B) False 7) Which of the following are needed to compute the cost per equivalent unit for materials under the weighted-average method of process costing? Material cost assigned to beginning work in process last period Yes No Yes No Material cost added to production during the current period Yes Yes No No A) B) C) D) A) Option A B) Option B C) Option C D) Option D