Which directive principles was not added by the 42nd amendment act, 1976?

Which of the following was not added to the Directive Principles by the 42nd Amendment of the Constitution?

Which one of the following Directive Principles was inserted by the Constitution (42nd Amendment) Act, 1976?

In Part-IV, relating to Directive Principles of State Policy, which of the following Articles was not added by the Forty-second Constitution Amendment Act?

Which of the following is not included in the Directive Principles of State Policy?

Which of the following Directive Principles of State Policy was added to the Constitution at a later date?