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

Suppose an individual ?x satisfies: unique swap identifier(?x). Which conclusion is one valid inferred conclusion?

A. performance-based variable leg(?x)
B. financial instrument identifier(?x)
C. correlation swap(?x)
D. total return leg(?x)

Answer: financial instrument identifier(?x)