The correct answer is: c) Tourism.
Tourism is the major economic activity in Sikkim. The state receives a large number of tourists each year, who come to see its natural beauty, including its mountains, forests, and lakes. Tourism is a major source of employment in Sikkim, and it also contributes to the state’s economy through the sale of goods and services to tourists.
Agriculture is also an important economic activity in Sikkim. The state produces a variety of crops, including rice, maize, wheat, and potatoes. Agriculture is a major source of employment in rural areas of Sikkim.
Manufacturing is a relatively small economic activity in Sikkim. The state has a few small factories that produce goods such as textiles, carpets, and handicrafts. Manufacturing is not a major source of employment in Sikkim.
Mining is a very small economic activity in Sikkim. The state has a few small mines that produce coal, limestone, and dolomite. Mining is not a major source of employment in Sikkim.