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Match the alignment of the rotating prisms in wall sections in Group I with their corresponding acoustic function in Group II
Group I Group II 
1. Moderate diffusion 
2. Moderate absorption 
3. Specular diffusion 
4. Specular reflection
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- P – 4, Q – 1, R – 2, S - 3
- P – 4, Q – 3, R – 1, S - 2
- P – 2, Q – 3, R – 4, S - 1
- P – 2, Q – 1, R – 3, S - 4
Correct Option: A
NA
