1. An apartment was sold to Y and must be delivered after 5 months. It was nally turned over on the 8th month from purchase, without demand. During the time it was not yet delivered, there are tenants paying rents. Who should own the rent? Explain. 2. A car that was supposed to be delivered last week was crushed by a landslide. Is the obligation extinguished? Explain. 3. What are the instances when a demand is not necessary to put the debtor in delay? 4. X, a blind person, entered an oral contract of sale of a condominium unit with W for 499 pesos. What is the status of this contract? Explain. 5. V, a transgender woman sold an unlicensed rearm to Q. The contract was signed by both parties. 0, later on argued that there was mistake, because he thought that V is a biological woman. What is the status of this contract? Explain