With reference to soil conservation, consider the following matches: 1. Afforestation 2. Contour ploughing 3. Crop rotation 4. Terracing Which of the above are considered appropriate methods for soil conservation in India?

With reference to soil conservation, consider the following matches: 1

1.	With reference to soil conservation, consider the following matches: 1. Afforestation 2. Contour ploughing 3. Crop rotation 4. Terracing Which of the above are considered appropriate methods for soil conservation in India?
A.	1, 2 and 3 only
B.	2 and 4 only
C.	1, 3 and 4 only
D.	1, 2, 3 and 4
Answer» E.