Legal Principle: Agreements, the meaning of which is not certain, or not capable of being made certain, are void. Factual situation: A horse was bought for a certain price coupled with a promise to give ` 500 more if the horse is proved lucky. (CLAT 2012)

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.