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

Which of the following definitions best describes 'environment determined by a biofilm on a non-saline surface'?

A. An ecosystem which primarily occurs on land.
B. An environmental system which has its properties and dynamics determined by a biofilm on the surface of a animal.
C. An environmental system which has its properties and dynamics determined by a biofilm on the surface of a plant.
D. An environmental system which has its properties and dynamics determined by a biofilm on a surface which is exposed to non-saline materials.

Answer: An environmental system which has its properties and dynamics determined by a biofilm on a surface which is exposed to non-saline materials.