Which of the following can be inferred from the passage about geological features on Earth A. the relative elevation of the lowest-lying regions of the crust arises in part from forces generated within the planet B. the difference in elevation between the ocean basins and their surroundings is greater than the difference between Mars's northern basin and its surroundings C. the formation of low-lying areas proceeds by a different process than the one that created Mars's northern basin D. the weight of the oceans does not affect the depth of the ocean basins E. the proportions of the crust that is oceanic crust is increasing