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

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

A. SdRicinine M gkg(?x)
B. SdY Cmp kgha(?x)
C. Variable(?x)
D. Earliness E 1to5(?x)

Answer: Variable(?x)