Study the circuit of figure and examine the following statements:1. It is an active low pass finer.2. It is a second order filter.3. The change in gain is 40 dB/decade.Which of the above statements are correct?

Study the circuit of figure and examine the following statements:1. It

1.	Study the circuit of figure and examine the following statements:1. It is an active low pass finer.2. It is a second order filter.3. The change in gain is 40 dB/decade.Which of the above statements are correct?
A.	1, 2 and 3
B.	1 and 2
C.	1 and 3
D.	2 and 3
Answer» B. 1 and 2