Which of the Following Statements Describes the Major Difference Between

Multiple Choice

Which of the following statements describes the major difference between a closed fluid system and an open fluid system?

A) A closed fluid system uses a gas and an open fluid system uses a liquid.
B) A closed fluid system uses a liquid and an open fluid system uses a gas.
C) A closed fluid system does not retain all its fluids and an open fluid system does.
D) A closed fluid system retains all its fluids and an open fluid system does not.