What Effect Would the Intrusion of a Magma Body Have

question 6

Multiple Choice

What effect would the intrusion of a magma body have on the depth to the "oil window",and why?

• A) None.
• B) The depth to the oil window should increase because the magma is migrating upward and thereby decreasing crustal pressures
• C) The depth to the oil window should decrease because the magma is bringing heat closer to Earth's surface.
• D) The depth to the oil window should increase because the water in the magma will cool the nearby rock.

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