Some soils developed in dark sediments with dark mineralogy may mask the development of redox features. This is a problem because

Some soils developed in dark sediments with dark mineralogy may mask the development of redox features. This is a problem because

• A. They are unaffected by mineralogy
• B. They seldom occur
• C. They are masked by mineralogy, making redox features hard to recognize
• D. They are always visible

Answer: (C)