Question 2 125 marks! Discuss whether the following agreements are enforceable. Identify the relevant element of contract to apply to the scenario and include relevant case laws in your discussion. (a) Roger decided to sell his guitar online as he no longer plays with it. He took a photo of the guitar and posted it on the online platform \"Can-Sell\". An online shopper, Peter, saw the online advertisement and managed to convince Roger to sell his guitar for $100. Arrangements were made to deliver the guitar and payment the following day. Soon after confirming the sale, Roger changed his mind and decided not to sell the guitar which he bought for $2,000. He felt that the value of the guitar is more than $100. Discuss whether the agreement to sell the guitar for $100 is enforceable by Peter? (12 marks)