Concept:Root systems differ between monocots and dicots.Explanation:Crops with fibrous root systems are usually monocotyledonous plants.Sugarcane is a monocotyledonous crop, so it develops a fibrous root system.Cotton, coffee, and cowpea are dicotyledonous crops with taproot systems.Therefore, the crop with a fibrous root system among the options is sugarcane.Answer:D. sugarcane