What Is the Primary Difference Between an Open and Closed

Multiple Choice

What is the primary difference between an open and closed system?

A) An open system has no boundary, and therefore there are no limits to the inputs and outputs between an open system and the environment.
B) An open system has a semipermeable boundary and therefore will filter both inputs and outputs when interacting with the environment.
C) A closed system has a semipermeable boundary and therefore will filter both inputs and outputs when interacting with the environment.
D) A closed system does not have a boundary and therefore will not interact with the environment.