Question 7 1 po Which of the following accurately describes advantages and disadvantages of employing a system of allocation that wes a plant-wide rate? a. The plant-wide rate approach is the simplest to apply, but it is also the most costly to implement. b. The plant-wide rate approach is the simplest to apply, but most likely provides the least nocurate product costs. Oc. The plant-wide rate may be straightforward, but it is not uppropriate for small businesses that offer a single service or product. d. The plant-wide rate really offers nusadvantage whatsoever