Correct Answer - Option 1 : Both (A) and (R) are true and (R) is the correct explanation of (A)
Assertion (A) is true.
In India, there is a total of 8 major industrial regions namely Mumbai-Pune Industrial Region, Hugli Industrial Region, Bangalore-Tamil Nadu Industrial Region, Gujarat Industrial Region, Chotanagpur Industrial Region, Vishakhapatnam-Guntur Industrial Region, Gurgaon-Delhi-Meerut Industrial Region, and Kollam-Thiruvananthapuram Industrial region.
Reason (R) is true.
The hinterland is the inland region lying behind a port and is claimed by the state that owns the coast. In shipping usage, a port's hinterland is the area that it serves, both for imports and for exports.
Also, R is the correct explanation for A.
Hence, Both (A) and (R) are true and (R) is the correct explanation of (A).