Article 21 to legislative action, holding that any law laying down a procedure must be just, fair and reasonable, and effectively reading due process into Article 21. In the same case, the Supreme Court also ruled that "life" under Article 21 meant more than a mere "animal existence"; it would include the right to live with human dignity and all other aspects which made life "meaningful, complete and worth living". Subsequent judicial interpretation has broadened the scope of Article 21 to include within it a number of rights including those to livelihood, good health, clean environment, water, speedy trial and humanitarian treatment while imprisoned. The right to education at elementary level has been made one of the Fundamental Rights under Article 21A by the 86th Constitutional amendment of 2002. Article 20 provides protection from conviction for offences in certain respects, including the rights against ex post facto laws, double jeopardy and freedom from self-incrimination. Article 22 provides specific rights to arrested and detained persons, in particular the rights to be informed of the grounds of arrest, consult a lawyer of one's own choice, be produced before a magistrate within 24 hours of the arrest, and the freedom not to be detained beyond that period without an order of the magistrate. The Constitution also authorizes the State to make laws providing for preventive detention, subject to certain other safeguards present in Article 22. The provisions pertaining to preventive detention were discussed with scepticism and misgivings by the Constituent Assembly, and were reluctantly approved after a few amendments in 1949. Article 22 provides that when a person is detained under any law of preventive detention, the State can detain such person without trial for only three months, and any detention for a longer period must be authorised by an Advisory Board. The person being detained also has the right to be informed about the grounds of detention, and be permitted to make a representation against it, at the earliest opportunity. Right to information (RTI) Right to information has been given the status of a fundamental right under Article 19(1) of the Constitution in 2005. Article 19 (1) under which every citizen has freedom of speech and expression and the right to know how the government works, what roles it plays, what its functions are, and so on. Right against exploitation The Right against Exploitation contained in Articles 23–24, lays down certain provisions