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

Suppose an individual ?x satisfies: FoSDM FoSMmsr kg(?x). Which conclusion is one valid inferred conclusion?

A. Variable(?x)
B. SdL Lmsr mm(?x)
C. Object solidity measurement(?x)
D. FrN FrNcnt n(?x)

Answer: Variable(?x)