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

Which of the following classes does '"Otherworld surrounded by palisade of gold and silver."' belong to? Context: "Terminal motif F148.3"

A. "Extraordinary swallowings--miscellaneous."
B. "Extraordinary implements."
C. "Wall around otherworld."
D. "Marvelous cures--miscellaneous."

Answer: "Wall around otherworld."