Each location/event in Group I is associated with a specific UNESCO-recognized heritage significance. Understanding the historical, architectural, and cultural background of each site helps us match them correctly.
(P) Chhatrapati Shivaji Terminus, Mumbai → (3)
This iconic structure is a UNESCO World Heritage Site known for its rare architectural blend of Victorian Gothic Revival style combined with traditional Indian elements. Its high arches, domes, turrets, and detailed ornamentation clearly align with statement (3).
(Q) Kumbh Mela → (4)
Kumbh Mela is one of the world's largest religious gatherings and has been listed by UNESCO as Intangible Cultural Heritage. Its rituals, mass participation, and spiritual practices match statement (4).
(R) Walled City of Jaipur → (5)
The Walled City of Jaipur reflects traditional urban planning, integrating Hindu concepts (like Vastu Shastra) with later Mughal influences. This cultural mosaic corresponds to statement (5).
(S) Rock Shelters of Bhimbetka → (1)
These prehistoric rock shelters show continuous interaction between early humans and the natural landscape for thousands of years. The ancient paintings and caverns support statement (1).
Putting all matches together:
\[
P\rightarrow 3, Q\rightarrow 4, R\rightarrow 5, S\rightarrow 1
\]
This corresponds to option (B).
Final Answer: P–3, Q–4, R–5, S–1