In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
Possessing even a single nuclear weapon acts as a _________________.
______________ scheme by the Central Government aims at providing affordable aviation by making domestic flight charges economically accessible for middle-class citizens of India.
Which state government has enacted a stringent law calledProtection of Internal Security Act to deal with thechallenges of terrorism, insurgency, communalism and casteviolence?