Task: Inferred Class Relation Reasoning (ontology: Food_Agriculture/Crop_Ontology)

After reasoning, which of the following classes is one valid superclass of 'Leaf Stripe susceptibility'?

A. SproutSus E 1to9
B. Grain plumpness fraction 2.8 mm
C. Barley trait
D. spikelet/spike

Answer: Barley trait