Which Indian geography term is associated with exam-relevant association “Kerala's backwaters are a notable feature of its southern part” and also with “a narrow coastal lowland along the Arabian Sea”?

Correct Answer: Option D — Western Coastal Plain. Western Coastal Plain is correct because it is Kerala's backwaters are a notable feature of its southern part. It is also associated with a narrow coastal lowland along the Arabian Sea, 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 A — Eastern Coastal Plain: It is the Northern Circars and Coromandel Coast are its major sections; this is the specific geographical association of Eastern Coastal Plain. Option B — Indian island groups: It is Barren Island in the Andaman Sea is associated with India's active volcano; this is the specific geographical association of Indian island groups. Option C — Indian mainland: It is its southernmost mainland point is Kanyakumari; this is the specific geographical association of Indian mainland. Exam Takeaway: Connect Western Coastal Plain with “Kerala's backwaters are a notable feature of its southern part” for quick revision.