Which of the Following Is True of Models

Multiple Choice

Which of the following is true of models?

A) They complicate our understanding of Earth system science.
B) They perfectly replicate the real world,but at a different scale.
C) They are simplified,idealized representations of the real world.
D) They are never used in physical geography because of their inherent limitations.
E) Since the advent of geospatial technologies like GIS and GPS,models are no longer used in physical geography.