Answer: C. calculation of resulting ecological footprint
Explanation:
An independent variable is the one which can be change or manipulated in an experiment. A dependent variable is the one which is the outcome of the experiment the changes occurring in a dependent variable is because of independent variable.
The ecological footprint can be define as the measure of the demands of the human on nature. The human beings are directly or indirectly dependent on ecosystem for their needs such as water, food (plants, animals) and others.
In the given situation, calculation of resulting ecological footprint is the correct option. This is because of the fact that it is leading towards the result of the experimentation process.
