Task: SWRL-based Rule Reasoning (ontology: Food_Agriculture/Crop_Ontology)

Suppose an individual ?x satisfies: Days required to 50 % flowering(?x). Which conclusion is one valid inferred conclusion?

A. Nominal(?x)
B. RHS color chart(?x)
C. Sterile/fertile scale(?x)
D. Duration(?x)

Answer: Nominal(?x)