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

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

A. StoCond Meas poromUnit(?x)
B. Rust resistance(?x)
C. Number of pods(?x)
D. Variable(?x)

Answer: Variable(?x)