The correct answer is: a) Maize.
Maize is the staple food crop of Nagaland. It is a cereal grain that is widely grown in the region. Maize is a good source of carbohydrates, protein, and fiber. It is also a good source of vitamins and minerals, including vitamin A, vitamin C, and potassium.
Rice is another important food crop in Nagaland. It is a cereal grain that is grown in flooded fields. Rice is a good source of carbohydrates, protein, and fiber. It is also a good source of vitamins and minerals, including vitamin B1, vitamin B3, and iron.
Wheat is a cereal grain that is grown in dry fields. It is a good source of carbohydrates, protein, and fiber. It is also a good source of vitamins and minerals, including vitamin B1, vitamin B3, and iron.
Millet is a cereal grain that is grown in dry fields. It is a good source of carbohydrates, protein, and fiber. It is also a good source of vitamins and minerals, including vitamin B1, vitamin B3, and iron.
However, maize is the most important food crop in Nagaland. It is grown in all parts of the state, and it is the staple food of the majority of the population.