All Except One of the Following Require the Application of a Net

Multiple Choice

All except one of the following require the application of a net force. Which one is the exception?

A) Changing an object from a state of rest to a state of motion
B) Changing an object's speed without changing its direction of motion
C) Maintaining an object in motion at a constant velocity
D) Maintaining an object in uniform circular motion
E) Changing an object's direction of motion without changing its speed