Which one of the following groups represents key industries.1.

Home » Indian Geography » Mineral Resource » Question

Which one of the following groups represents key industries.
1. Crude oil electricity.
2. Petroleum refining and finished steel.
3. Cement and coal.

1. Only group (1)
2. Only group (2)
3. Only groups (1) & (2)
4. All groups (1) , (2) & (3)

Correct Option: D

NA