The correct option is A Ranchi
'Indian lac research institute' is situated in Namkum, Ranchi Jharkhand. It had been established in 1925 which is producing good quality of white lac. It is a nodal institute at national level for research and development on all aspects of lac and and other natural gums & resins such as harvesting/ tapping, processing, product development, training, information repository, technology dissemination and national/international cooperation. Hence, option A is correct.