1 Read the following scenarios carefully and identify the mode of delivery used by the parties: (a) Igshaan and Nasir agree that Nasir will buy Igshaan's house. Nasir pays the purchase price, and the parties agree that Igshaan may live in the house for three more months before Nasir may move in. During this time, Igshaan will pay rent to Nasir. (1) (b) Tshego and Lerato conclude an agreement in terms of which Tshego agrees to buy Lerato's car. After the purchase price is paid, Lerato hands Tshego the car keys.