In Accordance with the First Law of Thermodynamics,the Energy in a Gallon

In accordance with the first law of thermodynamics,the energy in a gallon of gas consumed in a mileage test is equal to the

A) amount of work performed (a calculation based on miles traveled and the weight of the vehicle) .
B) amount of work performed plus the heat created from the friction of moving parts.
C) amount of work performed plus the heat from friction, plus the heat of the exhaust from the motor.
D) amount of work performed plus heat from friction, plus heat from the exhaust, plus the potential energy of combustion products in the exhaust.