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Which rock is lifted up during the folding due to intrusions?

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Which rock is lifted up during the folding due to intrusions?

(a) Overlying metamorphic rocks

(b) Overlying igneous rocks

(c) Overlying sedimentary rocks

(d) Overlying petroleum rocks

I have been asked this question during an interview.

This question is from Causes of Folding in chapter Folds and Folding of Engineering Geology

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Right option is (c) Overlying sedimentary rocks

To elaborate: In magmatic intrusions, highly viscous magma may be forced up gradually and with considerable force so that sedimentary host rocks overlying are lifted up to provide the space for the rising magma.

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