1. Buyer B entered into a contract with Seller S for the manufacture for B 1,000 pcs of plastic dogs and 1000 pcs of plastic cats in accordance with the sample given by B. The plastic dogs and cats will be used by B in his business. S delivered in several installments and B paid the agreed price. Subsequently B returned the 500 pes of assorted cats and dogs for failing to comply with the approved sample. S failed to return the price paid for the 500 pcs returned items. Is the contract executed by and between B and Sa contract of sale or a contract for a piece of work? Explain your answer. 2. A is the owner of a parcel of lot with an area of 500 sqm. A alleged that he signed a deed of sale for the lot with a contract price of P100,000 in favor of B. Later A learned that a transfer certificate of title was issued by the Register of Deeds in favor of B. A countered that being an illiterate, he signed the deed of sale in favor of B but A did not really received payment for the lot. Is the contract of sale between A and B valid? Discuss your answer. 3. A particular motor vehicle was owned by A. A then sold the motor vehicle to B. After a year the motor vehicle was sold to C. Then the said vehicle was carnapped. When C recovered the vehicle, C sold the vehicle to D. Then D sold the vehicle to E after a year. E went to LTO to have the vehicle registered in his name. LTO denied registration because there was an PNP alarm on it for being carnapped. After a year E filed a case for rescission of the contract and another case against C and D for their failure to notify him of the carnapping incident. Can the sale be rescinded for failure of C and D to inform E of the carnapping of the motor vehicle? Is there compliance with the notice requirement within a reasonable time? Explain. 4. Principal P obtained a loan from Agent A in the amount of P50,000. P promised to pay A after 6 months. Moreover, P appointed A to sell his only laptop in case of default at maturity date. P dies. Is the contract of agency between P and A extinguished by the death of the principal P