The North-South and East-West corridors meet at

Jhansi
Kanpur
Lucknow
Varanasi

The correct answer is (b) Kanpur.

The North-South corridor is a major national highway in India that runs from Srinagar in the north to Kanyakumari in the south. The East-West corridor is a major national highway in India that runs from Porbandar in the west to Silchar in the east. The two corridors meet at Kanpur, a city in the state of Uttar Pradesh.

Jhansi is a city in the state of Uttar Pradesh. It is located about 200 kilometers from Kanpur.

Lucknow is the capital of the state of Uttar Pradesh. It is located about 250 kilometers from Kanpur.

Varanasi is a city in the state of Uttar Pradesh. It is located about 300 kilometers from Kanpur.