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Which process explains the cyclical resurgence of lava domes within volcanic calderas?

A)Magmatic pressure overcoming conduit resistance
B)Isostatic rebound after major eruption
C)Increased surface water infiltration rates
D)Tectonic uplift causing magma shifts

💡 Explanation

Recurring lava dome formation relates to magmatic pressure increasing until it exceeds the resistance of the volcanic conduit; therefore, magma extrudes to form a dome because pressure overcomes the structural constraint, rather than isostatic, hydrological, or tectonic changes.

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