Final answer:
Transaction fees are not considered part of automobile operating costs; they are one-time fees associated with buying or selling a vehicle.
Step-by-step explanation:
The part of your automobile operating costs that is not listed among the options provided is transaction fees. Automobile operating costs typically include expenses that are directly related to the operation and maintenance of the vehicle. This would encompass costs such as gas, which you need to drive the vehicle, insurance, which is legally required for vehicle operation, as well as parking, which is a cost associated with using the vehicle at various destinations.
However, 'transaction fees' are generally associated with the purchase or sale of the vehicle and not its ongoing operation. These fees might include sales tax, registration, and documentation fees incurred during the buying or selling process.