【单选题】Chapter 4: Which of the following is true for Robust Control?
A.
It ensures that the system can still operate stably in the event of a failure and has acceptable performance metrics.
B.
It is the control method used by a controller which must adapt to a controlled system with parameters which vary, or are initially uncertain.
C.
It maintains the desired performance of the system while the model is inaccurate and other changing factors exist.
D.
It is a type of control method that uses models to control the future behavior of objects.
E.
It is to find the allowable control law, to transfer the controlled system from the initial state to the required final state, and to ensure that the specified objective function reaches the maximum (small) value.