Task: SWRL-based Rule Reasoning (ontology: Business_Finance/Financial_Industry_Business_Ontology)

Suppose an individual ?x satisfies: fixed income security(?x). Which conclusion is one valid inferred conclusion?

A. non-tradable debt instrument(?x)
B. exempt security(?x)
C. entitlement(?x)
D. tradable debt instrument(?x)

Answer: tradable debt instrument(?x)