I believe the answer is Vietnam
Answer:
oil produces CO2
coal produces CO2
uranium does not produce CO2 aka nuclear reactors as this process requires dipping the uranium rods into water creating steam and turning a turbine making energy
natural gas does create CO2 but less than coal and oil that is why natural gas is preferred as a energy source
Explanation:
D. Boycott is your answer
The other 3 are all types of people, a group of people, while boycott is an action that is used by people
hope this helps
because ones on earth and the other on is in space and the gravity is different