The correct answer is (a) Hyderabad.
Central Research Institute for Dry-land Agriculture (CRIDA) is located in Hyderabad, Telangana, India. It is an Indian government research institute under the Indian Council of Agricultural Research (ICAR). It was established in 1969 with the objective of conducting research on dryland agriculture and developing technologies for improving the productivity of dryland crops.
CRIDA has a wide range of research facilities, including laboratories, experimental farms, and a library. It also has a strong extension program that disseminates its research findings to farmers and other stakeholders.
CRIDA has made significant contributions to the development of dryland agriculture in India. Its research has led to the development of new varieties of dryland crops, improved crop management practices, and new technologies for water conservation. These technologies have helped to improve the productivity of dryland agriculture and the livelihoods of farmers in dryland areas.
The other options are incorrect.
(b) Hissar is a city in Haryana, India. It is the headquarters of Hisar district.
(c) New Delhi is the capital of India. It is located in the northern part of the country.
(d) Rajkot is a city in Gujarat, India. It is the headquarters of Rajkot district.