The correct answer is: a) Dimapur and Mokokchung.
Ginger is a tropical plant that is grown in many parts of the world. It is a popular spice that is used in many cuisines. Ginger is also used in traditional medicine.
Nagaland is a state in northeastern India. It is a mountainous state with a population of about 1.9 million people. The main languages spoken in Nagaland are Naga, English, and Hindi.
The cultivation of ginger in Nagaland is concentrated in the districts of Dimapur and Mokokchung. These districts are located in the central part of the state. The climate in these districts is ideal for the cultivation of ginger. The soil in these districts is also rich in nutrients, which is necessary for the growth of ginger.
The cultivation of ginger in Nagaland is a major source of income for the people of the state. The ginger produced in Nagaland is exported to other parts of India and the world.
The other options are incorrect because they do not represent the districts in Nagaland where ginger is cultivated.