A. a deep tubewell
B. a running stream
C. a hot water spring
D. a heavy shower of rain
✅ The correct answer is option D.
The purest form of water can be obtained from a heavy shower of rain. It is a common belief that raindrops are the purest form of natural water.
The purest form of water can be obtained from a heavy shower of rain. It is a common belief that raindrops are the purest form of natural water.