How Did Europe's Emissions Trading Scheme Work

Multiple Choice

How did Europe's Emissions Trading Scheme work?

A) European countries banned trade with firms that polluted in excess of their allowances.
B) European countries traded new antipollution technology to firms in developing countries that committed to reducing carbon emissions.
C) Firms were given allowances for greenhouse gas emissions that they could sell or buy depending on their own efficiency.
D) Firms in Europe established their own regulations to limit carbon emissions.
E) European governments gave tax credits to firms that reduced their carbon emissions.