2. Which one is not correct interpretation against the protection under article 20?
(a).No one can be awarded punishment which is more than what the law of the land prescribes at that time.
(b).No one can be awarded punishment for an action which became illegal by law some years later i.e. by retrospective application of a law.
(c).No Legal value of any statement in which a person has become a witness against himself i.e., any confession
(d).No Person can be convicted twice for the same offence.