As scientists, politicians, and concerned citizens recognize the threat of global warming to the ongoing climate change, reductions in greenhouse gas emissions become the forefront of the discussions. To reduce the presence and persistence of greenhouse gases in the atmosphere, their sources must be fully understood. Natural and anthropogenic sources for greenhouse gases can impact their presence in the atmosphere. Which of the options best matches the anthropogenic sources and the greenhouse gas accurately?

A) Methane- rice cultivation

CFCs- livestock farming

Carbon dioxide- landfill decomposition

B) Methane- corn and wheat agriculture

CFCs- fossil fuel combustion

Carbon dioxide- deforestation

C) Methane- fossil fuel combustion

CFCs- agricultural fertilizers

Carbon dioxide- volcanic activity

D) Methane- livestock farming and landfill decomposition

CFCs- refrigerants and propellants

Carbon dioxide- combustion of fossil fuels

the answer is D