Which of the following statements about using a plantwide overhead rate based on direct labor is correct? Multiple Choice Using a plantwide overhead rate based on direct labor-hours will ensure that direct labor costs are correctly traced to jobs. Using a plantwide overhead rate based on direct labor costs will ensure that direct labor costs will be correctly traced to jobs It is often overly simplistic and incorrect to assume that direct labor-hours is a company's only manufacturing overhead cost driver. The labor theory of value ensures that using a plantwide overhead rate based on direct labor will do a reasonably good job of assigning overhead costs to jobs