What is the oxygen heat price of food?
A.
Heat produced by the oxidation of 1 gram of food
B.
The heat produced by burning 1 gram of food
C.
Heat generated by consumption of 1 liter of oxygen when food is oxidized
D.
Oxidation of 1 gram of food consumes the heat produced by 1 liter of oxygen
E.
A synonym for the physical price of food