QUESTION TWO $(7)(3)(20)[30]$ Randy$$s Jewelers is robbed of hundreds of thousands of rands worth of jewelry so they put out an offer rewarding R $20000($twenty thousand rand$)$ to anyone who can provide the police with information that will lead to the arrest of suspects. Brian, who did not know of the offer, goes to the police with information regarding the robbery at Randy$$s Jewelers. This information leads to the arrest of the suspects. A few days later Brian becomes aware of the reward that was being offered by Randy$$s Jewelers and goes forward to claim it$.$ However, Randy$$s Jeweler$$s refuses to pay Brian. Assume all parties have the necessary capacity to enter into contracts. $2\mathrm{.}1$ List the essential elements of a contract.