Task: SWRL-based Rule Reasoning (ontology: Legal/LKIF_Core_Ontology)

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

A. Efficacy Modification(?x)
B. End efficacy(?x)
C. Prorogation Efficacy(?x)
D. Start Efficacy(?x)

Answer: Efficacy Modification(?x)