The correct answer is (a). The National Horticulture Board (NHB) was established in 1976 under the Ministry of Agriculture and Farmers Welfare, Government of India. The NHB is responsible for promoting the development of horticulture in India. It does this by providing financial assistance, technical support, and marketing assistance to farmers and other stakeholders in the horticulture sector. The NHB also conducts research and development activities in the field of horticulture.
Option (b) is incorrect because the NHB was not established in 1987. The NHB was established in 1976.
Option (c) is incorrect because the NHB was not established in 1984. The NHB was established in 1976.
Option (d) is incorrect because the NHB was not established in 2002. The NHB was established in 1976.