The correct answer is b. Oil
Explanation:
India has to import crude oil because its other energy resources which are especially solar, wind and hydro resources must be exploited in a good way to get energy security.
Thus, India has to develop in a good manner the crude oil trade around the world because the OPEC and other companies related to oil production established a crude price that India cannot afford. In this way, India developed a crude oil trade strategy to reduce crude prices. Â