किस प्रमुख बंदरगाह को ऐतिहासिक रूप से 'पूर्वी भारत का प्रवेश द्वार' (Gateway of Eastern India) कहा जाता है?

Which among the following cities is NOT situated on the East-West Corridor of India?

Which two locations are connected by the North-South Corridor of National Highways in India?

Which two places are connected by the 'North-South Corridor' of the National Highways Development Project in India?