Task: Instance Class Understanding (ontology: Arts_Media_Entertainment/Propp)

Which of the following classes does '"Twelve years and thirteen days."' belong to? Context: "Terminal motif Z72.7"

A. "Symbolic number: 13."
B. "Serving for more than 12 years."
C. "Formulas based on the year."
D. "Formulistic frameworks--miscellaneous."

Answer: "Formulas based on the year."