In India, the problem of soil erosion is associated with which of the following?

1. Terrace cultivation
2. Deforestation
3. Tropical climate

Select the correct answer using the code given below.
a) 1 and 2 only
b) 2 only
c) 1 and 3 only
d) 1, 2 and 3 

Ans-[B] Explanation– Terrace cultivation is the method of growing crops on side of hills mountains by planting on graduated terraces built into the slope. The method has been employed effectively to maximize arable land area in variable terrains and to reduce soil erosion and water loss. Thus, with this definition, option a,c and d are eliminated.