Which of the Following Is True About How We Measure

Multiple Choice

Which of the following is true about how we measure a carbon footprint?

A) A carbon footprint is measured by the combination of direct emissions of carbon dioxide and indirect emissions of carbon dioxide.
B) It is impossible to measure a carbon footprint because of the intricacy involved.
C) A carbon footprint is measured by the amount of greenhouse gas that is created by pollution.
D) A carbon footprint is measured from the burning of fossil fuels, including domestic energy and transportation.
E) A carbon footprint is measured from the whole lifecycle of products we use, from their manufacture to their eventual breakdown.