Styles 1) A method of assigning overhead costs to a product using a single overhead rate is: 2) Which types of overhead allocation methods result in the use of more than one overhead rate during the same time period? 3) The cost object(s) of the activity-based costing method is(are): 4) What is the reason for pooling costs? 5) Which of the following are advantages of using the plantwide overhead rate method? 6) What are three advantages of activity-based costing over traditional volume-based allocation methods