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

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

A. not CategoryRef(?x, ?y)
B. Properties(?x, ?y)
C. CategoryRef(?x, ?y)
D. CategoryRef(?y, ?x)

Answer: CategoryRef(?x, ?y)