Which Amendment Act added a new Part IX-B in the constitution which is entitled as “The Co-operative Societies”?

By which of the following amendments of the Indian Constitution, the term ‘Co-operative Societies’ was added in Article 19(1) (c)?

Which amendment act give a constitutional status and protection to co-operative societies?

Which Constitutional Amendment Act has added new provisions related to cooperative societies in fundamental rights and DPSPs of the Constitution of India?

Which of these Amendment Act had not added a schedule in our Constitution?

Tenth schedule was added in constitution by which amendment act?