Task: SWRL-based Rule Reasoning (ontology: Earth_Environment/EnvironmentOntology)

Suppose an individual ?x satisfies: carbohydrates and carbohydrate derivatives(?x). Which conclusion is one valid inferred conclusion?

A. ether(?x)
B. carbonyl compound(?x)
C. organosulfur compound(?x)
D. organooxygen compound(?x)

Answer: organooxygen compound(?x)