What Was the Result of the Climate Summit Held in December

Multiple Choice

What was the result of the Climate Summit held in December
2009?

A) All countries signed binding agreements to reduce their greenhouse gases by 20% during the next 10 years.
B) No country signed binding agreements to reduce their greenhouse gases.
C) Only developed industrialized countries agreed to reduce their greenhouse gases by 20% during the next 10 years.
D) Only China and India agreed to reduce their greenhouse gases by 20% during the next 10 years.