If the Nyquist plot of the loop transfer function G (s)H (s) of a closed-loop system encloses the (1, j0) point in the G (s)H (s) plane, the gain margin of the system is

If the Nyquist plot of the loop transfer function G (s)H (s) of a clos

1.	If the Nyquist plot of the loop transfer function G (s)H (s) of a closed-loop system encloses the (1, j0) point in the G (s)H (s) plane, the gain margin of the system is
A.	Zero
B.	Greater than zero
C.	Less than zero
D.	Infinity
Answer» D. Infinity