Name the oldest integrated steel plant in India is located at-

Among the following, which one is the latest integrated steel plant in India?

Which integrated steel plant is located in Karnataka?

This integrated steel plant uses the water from Kharkai dam.

This integrated steel plant has a costal location.

This integrated steel plant with the technical and financial support of the then Soviet Union.

This integrated steel pla t uses the coal from Korba coalfield.

Visvesvaraya steel plant uses high grade iron ore from-