Abnormal spoilage is treated differently from normal spoilage in what way? Select one: a. Normal spoilage is absorbed as part of the product cost but abnormal sporlage costs are treated separately. b. Equivalent units are calculated for abnormal spoilage but not for normal sporlage C. Abnormal spoilage is not assigned costs but normal spoilage is d. Equivalent units are calculated for normal spoilage but not for abnormal spoilage