Consider the following statements:1. The effect of feedback is to reduce the system error2. Feedback increases the gain of the system in one frequency range but decreases in another.3. Feedback can cause a system that is originally stable to become unstableWhich of these statements are correct.

Consider the following statements:1. The effect of feedback is to redu

1.	Consider the following statements:1. The effect of feedback is to reduce the system error2. Feedback increases the gain of the system in one frequency range but decreases in another.3. Feedback can cause a system that is originally stable to become unstableWhich of these statements are correct.
A.	1,2 and 3
B.	1 and 2
C.	2 and 3
D.	1 and 3
Answer» D. 1 and 3