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Consider the following statements:                   [IAS Prelim]

At the present level of technology available in India, solar energy can be conveniently used to:

1. Supply hot water to residential buildings.

2. Supply water for minor irrigation projects.

3. Provide street lighting.

4. Electrify a cluster of villages and small towns.

A) 1, 2, 3 and 4 are correct

B) 2 and 4 are correct

C) 1 and 3 are correct

D) 1, 2 and 3 are correct