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

Suppose an individual ?x satisfies: Basal tiller number - Method(?x). Which conclusion is one valid inferred conclusion?

A. Measurement(?x)
B. Downy mildew infected hill number - Method(?x)
C. Counting(?x)
D. Estimation(?x)

Answer: Counting(?x)