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

Suppose an individual ?x satisfies: VegVig Est 1to5(?x). Which conclusion is one valid inferred conclusion?

A. Striga tolerance(?x)
B. Variable(?x)
C. Striga tolerance - Method(?x)
D. Bristle length(?x)

Answer: Variable(?x)