Why does the author include the information that "The force of molecular attraction between oil and quartz or carbonate minerals is weaker than that between water and quartz or carbonate minerals."? A. To help explain why petroleum behaves differently from water in bodies of sandstone and limestone B. To illustrate why petroleum migrates more rapidly through sandstone than it does through limestone C. To help explain how water and petroleum can mix in certain aquifers D. To account for the different molecular structures of oil and water