Principle: When a party to a contract has refused to perform, or disabled himself from performing, his promise in its entirety, the other party shall not put an end to the contract. Facts: A engaged B on April 12 to enter his service on June 1, but on May 11, A wrote to B that his services would not be needed. On May 22, B joined C for employment. (CLAT 2019)

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.