In the context of India, which of the following is/are considered to be the practice(s) of eco-friendly agriculture?
1. Crop diversification
2. Legume intensification
3. Tensiometer use
4. Vertical farming
Select the correct answer using the code given below:
A.1, 2 and 3
B.1 and 2
C.2, 3 and 4
D.1, 2, 3 and 4



Answer :

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