which of the following gases are mostly produced during landfill?\noxygen and hydrogen\ncarbon dioxide and…

which of the following gases are mostly produced during landfill?\noxygen and hydrogen\ncarbon dioxide and methane\nmethane and oxygen\noxygen and argon
Answer
Brief Explanations:
In landfills, organic waste decomposes anaerobically. This process mainly produces carbon - dioxide and methane. Oxygen is consumed rather than produced in anaerobic decomposition in landfills, and hydrogen, argon are not major products.
Answer:
Carbon dioxide and methane