The correct answer is (b). Project Tiger was launched in 1973. It is a tiger conservation program implemented by the Government of India. The program aims to increase the tiger population in India and to protect its habitat. Project Tiger has been successful in increasing the tiger population in India. The number of tigers in India has increased from 1,411 in 1973 to 2,967 in 2018. Project Tiger has also been successful in protecting the tiger habitat. The program has created a network of tiger reserves, which provide a safe haven for tigers and other wildlife.
Option (a) is incorrect because Project Tiger was not launched in 1956. The Wildlife Protection Act was passed in 1972, which led to the creation of Project Tiger in 1973.
Option (c) is incorrect because Project Tiger was not launched in 1971. The Indo-Pakistani War of 1971 was fought in 1971.
Option (d) is incorrect because Project Tiger was not launched in 19.