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

Which of the following classes does '"Faithless wife causes her husband to go insane."' belong to? Context: "Terminal motif T230.2"

A. "Predestined lovers."
B. "The nagging wife."
C. "Person wants to learn art of love."
D. "Faithlessness in marriage."

Answer: "Faithlessness in marriage."