Consider the following statements and find the correct one.
1. Prolonged wet and dry spells causes soil erosion in Central Bengal.
2. Spring season in Bengal experiences no rainfall and pleasant weather conditions.
3. Silviculture is a preventive measure of soil erosion in some districts of West Bengal.

A. 1 and 2

B. 2 and 3

C. 1 and 3

D. All of the above

Answer: Option A