Which Indian geography term is associated with identity or classification “an arid sandy region also called the Great Indian Desert” and also with “lies mainly in western Rajasthan”?

Correct Answer: Option A — Thar Desert. Thar Desert is correct because it is an arid sandy region also called the Great Indian Desert. It is also associated with lies mainly in western Rajasthan, which provides a second reliable identifying clue. These features are standard physical-geography facts and are useful for map-based and statement-based competitive-exam questions. Why the other options are incorrect: Option B — Western Coastal Plain: It is a narrow coastal lowland along the Arabian Sea; this is the specific geographical association of Western Coastal Plain. Option C — Eastern Coastal Plain: It is a broad coastal lowland along the Bay of Bengal; this is the specific geographical association of Eastern Coastal Plain. Option D — Indian island groups: It is India's two major offshore island groups; this is the specific geographical association of Indian island groups. Exam Takeaway: Connect Thar Desert with “an arid sandy region also called the Great Indian Desert” for quick revision.