The SO₂emissions displayed in this map derive mainly from the
A)automobile emissions from point sources.
B)automobile emissions from nonpoint sources.
C)burning of coal from point sources.
D)burning of coal from nonpoint sources.

Question

The SO₂emissions displayed in this map derive mainly from the 
A)automobile emissions from point sources. 
B)automobile emissions from nonpoint sources. 
C)burning of coal from point sources. 
D)burning of coal from nonpoint sources.

Quizplus · Accepted Answer

The yellow and red areas on the map indicate high levels of SO₂emissions, which are primarily caused by the burning of coal. Coal power plants are typically point sources of air pollution, meaning that emissions come from a specific location, making choice C the best answer.

The SO₂emissions Displayed in This Map Derive Mainly from the