Legal Principle: Nothing is an offence which is done by a person who is bound by law to do it.Factual Situation: A, a police officer, without warrant, apprehends Z, who has committed murder. (CLAT 2014)

Each question consists of legal principle(s) (hereinafter referred to as 'principle') and facts. Such proposition may or may not be true in the real and legal sense, yet you have to conclusively assume them to be true for the purposes of this section. You have to apply the principles to the given facts to arrive at the most reasonable conclusion. Only one of the alternatives, i.e., (A), (B), (C), or (D) is the most reasonable conclusion. Remember: you must not rely on any principle except the principles that are given for every question.