Which of the following statements is true? a. the equator is warmer than the poles because the sun's energy is spread over a larger area. b. the top layer of rock in a sedimentary bed is older than the bottom layer. c. fossilization depends on slow burial and exposure to large amounts of oxygen. d. global winds are caused by warm air rising near the equator and cold air sinking near the poles.

I am not 100% sure, but I think the answer is either C or D.

Hope this helped!

the arctic is a region of the planet, north of the arctic circle, and includes the arctic ocean, greenland, baffin island, other smaller northern islands, and the far northern parts of europe, russia (siberia), alaska and canada.

the temperature and the pressure affect solubility. temperature affects by changing the properties of the solvent. the increase in pressure increases solubility, the decrease in pressure decreases solubility.