Anthony has been known to cheat, steal, lie, and manipulate others to get what he wants. even worse, he feels no remorse after committing such acts. it is most likely that anthony suffers from disorder.

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.