2020 Environment - Climate change, Carbon pricing

Which one of the following statements best describes the term 'Social Cost of Carbon'? It is a measure, in monetary value, of the

• long-term damage done by a tonne of CO2 emissions in a given year.
• requirement of fossil fuels for a country to provide goods and services to its citizens, based on the burning of those fuels.
• efforts put in by a climate refugee to adapt to live in a new place.
• contribution of an individual person to the carbon footprint on the planet Earth.