_ The transfer function technique is considered as inadequate under which of the following conditions ?$?

Systems having complexities and non-linearities

Systems having stability problems

Systems having multiple input disturbances

_ The transfer function technique is considered as inadequate under wh

1.	_ The transfer function technique is considered as inadequate under which of the following conditions ?$?
A.	Systems having complexities and non-linearities
B.	Systems having stability problems
C.	Systems having multiple input disturbances
D.	All of the above
Answer» E.