Task: Class Definition Understanding (ontology: Earth_Environment/EnvironmentOntology)

Which of the following definitions best describes 'abutting'?

A. A spatial quality inhering in a bearer by virtue of the bearer's being located toward the middle relative to another entity.
B. A position which is relatively high.
C. A positional quality inhering in a bearer by virtue of the bearer touching another entity along a border or with a projecting part.
D. A positional quality which inheres in a bearer by virtue of the bearer in being in physical contact with the upper surface of a glacier or objects on top of the glacier.

Answer: A positional quality inhering in a bearer by virtue of the bearer touching another entity along a border or with a projecting part.