Which of the following statements is true? mountains form when two continental plates move away from each other. new oceanic crust is formed by magma filling spaces at mid-ocean ridges. a loess is an area of nutrient-poor soil caused by erosion. "hot spots" are locations where the earth's crust is very thick.

Bob, a nutritionist who works for the university medical center, has been asked to prepare special diets for two patients, susan and tom. bob has decided that susan's meals should contain at least 320 mg of calcium, 17 mg of iron, and 42 mg of vitamin c, whereas tom's meals should contain at least 280 mg of calcium, 13 mg of iron, and 34 mg of vitamin c. bob has also decided that the meals are to be prepared from three basic food