1. Juan committed to creating and delivering a unique sculpture for Jose. A burglar broke into Juan's house at night and stole the sculpture without his knowledge or responsibility. Does Juan have no obligation to deliver the sculpture? Why and Why not?
2. Juan owes Mark 10,000 pesos. Mark was given the option of giving his typewriter, refrigerator, or ring to settle the obligation on December 1, 2001. Mark was given the option to give it instead of the 10,000 pesos. Mark maliciously destroyed a typewriter on March 1, 2001. The refrigerator was destroyed by fire on April 1, 2001. Armed robbers seized the ring on November 1, 2001. Mark claims that the obligation has expired. Decide.
3. Papa Tantan Subdivision's sales agent is Lyra of Makati. She offered to sell a 20-bedroom mansion inside the subdivision to Angela for 80 million pesos as a Papa Tantan sales agent. Angela agrees to pay the agreed-upon fee for the property. Is the sale valid even though the acceptance was made with the agent? Why?
4. Mark offers to purchase Juan's vehicle. Over the phone, the offer is made. Unknown to Mark, it is his little brother Robin who can precisely imitate his big brother's voice on the other end of the call, not Juan's. Robin accepts Mark's offer, copying his elder's voice well. Is there an exisiting contract here, why?
5. When a minor sold his farm to Lyra, he became indebted to Angela at the age of 22. The former minor opted to ratify the land transaction in order to avoid paying Angela. He had no other assets at the time. May Angela still cancels the sale, despite the fact that he was not yet a creditor at the time. Why? Explain it thoroughly