Indian Polity · Polity

Consider the following features of a living will (advance directive): I. It is a legal document that allows individuals to specify their preferences regarding life-sustaining treatment in case of terminal or irreversible illness. II. It becomes applicable only when a person is no longer capable of making informed decisions due to medical conditions. III. It mandates compulsory euthanasia in cases of terminal illness once the document is invoked. IV. It requires attestation by witnesses to be considered valid. How many of the above statements are correct?