Correct Answer: (b)
Solution:Central Institute of Sub Tropical Horticulture located in Lucknow. It is an autonomous institute in Lucknow, Uttar Pradesh that conducts research on sugarcane agriculture. It is part of the Indian Council of Agricultural Research (ICAR). The IISR was established in 1952 to increase sugarcane production and create new varieties. The Government of India took over the institute from the Indian Central Sugarcane Committee in 1954. In 1969, the institute was transferred to the ICAR. The IISR is located on Raibareli Road, Dilkusha (Post Office) in Lucknow, Uttar Pradesh. It is 4.8 km from Lucknow Railway Station (Charbagh), 8 km from Alambagh Bus Station, and 12 km from Chaudhary Charan Singh International Airport Lucknow.