[Solved] Moderate and radical feminists differed over all the following issues except A) marriage. B) how much to expect from American government and capitalism. C) pornography. D) the abolition of all gender differences. E) women's right to choose abortion. Decompression Melting: The melting of rock due to a decrease in pressure as it rises towards the Earth's surface, a common mechanism at mid-ocean ridges and mantle plumes. Mantle-Derived Magmas: Magmas that originate from the partial melting of the Earth's mantle, often rich in magnesium and iron. Continental Crust: The layer of igneous, sedimentary, and metamorphic rocks which form the continents and the shallow seas close to them, distinguished by its lower density compared to oceanic crust. Decompression Melting: The process by which melt is generated within the Earth when a body of rock is held at approximately the same temperature but the pressure is reduced.