Final answer:
Overhead charges for a piece of equipment include the wages of mechanics and supervisory personnel, the wages of the equipment's operator, and the capital cost of the equipment.
Step-by-step explanation:
The question posed is about understanding what overhead charges for a piece of equipment include. The correct answer to the question 'Overhead charges for a piece of equipment include which of the following?' is: D) all of the above. Overhead charges for a piece of equipment would typically include the wages of the mechanics and supervisory personnel who are involved in the maintenance and oversight of the equipment, the wages paid to the equipment's operator for running the equipment, and the capital cost of the equipment itself. These costs represent indirect expenses that are not directly tied to the production of each individual product or service but are necessary for production to take place.