Which types of overhead allocation methods result in the use of more than one overhead rate during the same time period? Select one: a. Departmental overhead rate method and cost pool overhead rate method. b. Cost pool overhead rate method and plantwide overhead rate method. c. Activity-based costing and plantwide overhead rate method. d. Departmental overhead rate method and activity-based costing. e. Plantwide overhead rate method and departmental overhead rate method. If the beginning finished goods inventory (in units) is less than the desired finished goods ending inventory (in units), the required production in units will be: Select one: a. Less than unit sales b. More than unit sales c. Equal to unit sales d. Equal to unit sales plus beginning finished good inventory (in units)