Which of the below accurately sums up the difference between an activity based costing system and a normal costing system A. A normal costing system uses normal costing while an activity based system uses actual costing B. An activity based costing system utilizes only one overhead bucket, while a normal costing system uses multiple overhead buckets A C. A normal costing system uses actual costing while an activity based system uses normal costing D. Activity based costing utilizes multiple overhead buckets while a job costing system uses a single overhead buckets