Read carefully through the following sentence, and decide which of the options is correct. Erosion and deposition of sediment redistribute mass and change the densities of columns of crust
A) The word "sediment" should be replaced by "magma."
B) The word "crust" should be replaced by "mantle."
C) The word " mass" should be replaced by "temperature."
D) The word "densities" should be replaced by " thickness."
Answer: D
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