A conditionally stable system is stable for the value of gain between two critical values. It is unstable if?

The gain is increased beyond upper critical value

The gain is decreased below lower critical value

A conditionally stable system is stable for the value of gain between

1.	A conditionally stable system is stable for the value of gain between two critical values. It is unstable if?
A.	The gain is increased beyond upper critical value
B.	The gain is decreased below lower critical value
C.	Both A and B
D.	None of the above
Answer» D. None of the above