Task: Class Definition Understanding (ontology: Food_Agriculture/Crop_Ontology)

Which of the following definitions best describes 'Rhizoctonia severity'?

A. Plant damage caused by adults of Zulia carbonaria (Spittlebug).
B. Number of Aeneolamia reducta eggs.
C. Antibiosis tolerance on a plants to Zulia carbonaria.
D. Disease severity on a plant caused by Rhizoctonia.

Answer: Disease severity on a plant caused by Rhizoctonia.