The following are some statements regarding step wells or baolis.
A. They are a traditional system of water storage and conservation.
B. They were used as a community resource.
C. They are found/constructed mainly in rain-parched states.
D. They contain only contaminated water.
Which of the statement(s) given above is/are correct?

Options

A. 1,2 and 3
B. Only 1
C. Only 4
D. 1 and 2

Answer

A