In the set of the terms given below, there is an odd one and cannot be grouped in the same category to which the other three belong. Identify the odd term in the set and name the category to which the other three belong.
Automobiles, Volcanic eruptions, Power plants, Burning of wood.
Explanation:
Final answer:
Volcanic eruption is the odd term . The other three belong to the category of man-made sources of pollution.