The correct answer is B) Rice.
Rice is the most important food crop grown in Karnataka, accounting for over 50% of the state’s food grain production. It is grown in all districts of the state, but the major rice-growing areas are the Cauvery delta, the Malaprabha basin, and the Tungabhadra basin.
Wheat is the second most important food crop grown in Karnataka, accounting for about 20% of the state’s food grain production. It is grown in the northern and central parts of the state, where the climate is cooler and the rainfall is lower than in the rice-growing areas.
Maize is the third most important food crop grown in Karnataka, accounting for about 10% of the state’s food grain production. It is grown in the dry and semi-arid parts of the state, where the rainfall is low and the climate is hot.
Jowar is the fourth most important food crop grown in Karnataka, accounting for about 5% of the state’s food grain production. It is grown in the dry and semi-arid parts of the state, where the rainfall is low and the climate is hot.
Other important food crops grown in Karnataka include millets, pulses, and oilseeds.