Which of these is not a type of volcano?
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Cinder cone
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Composite
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Shield
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Magma dome
D
Correct answer
Explanation
Cinder cones, composite volcanoes, and shield volcanoes are all well-established types of volcanic structures. Magma dome is not a standard classification; instead, the term lava dome is used to describe mounds formed by slow-moving, viscous lava.