Does coal releases carbon dioxide into the atmosphere?​

yes

Explanation:

Coal is an important source of energy in the United States, and the Nation's reliance on this fossil fuel for electricity generation is growing. The combustion of coal, however, adds a significant amount of carbon dioxide to the atmosphere per unit of heat energy, more than does the combustion of other fossil fuels

your best option is 5,000 kg

i think the answer is gold im not entirely sure