The correct answer is: A. 1973
Project Tiger was launched in 1973 by the Government of India. It is a flagship wildlife conservation project aimed at protecting the tiger, one of the most endangered species in the world. The project has been successful in increasing the tiger population in India, and it has also helped to raise awareness of the importance of wildlife conservation.
Option B is incorrect because Project Tiger was launched in 1973, not 1964.
Option C is incorrect because Project Tiger was launched in 1973, not 1998.
Option D is incorrect because Project Tiger was launched in 1973, not 1970.