A. COMMODATUM (1) Tiburcio borrowed a cavan of rice from Tiburcia. Is the contract one of commodatum? B. SIMPLE LOAN OR MUTUUM (1) LitoAkohborrowedmoneyfromAkuhDin.Therewasnostipulationtopayinterest.Afterpayinginterest, Lito Akoh seeks to recover the amount thereof. Is Akuh Din obliged to return the interest paid? C. DEPOSIT IN GENERAL (1) Bebe agreed to entrust to Beybi the former's jewelry and other personal property for safekeeping for a certain period of time in consideration of the payment by Bebe of P5,000. Immediately, Bebe paid Beybi. Is there already a perfected contract of deposit? D. VOLUNTARY DEPOSIT (1) Asa, depositary, died. Paasa, his heir, sold the thing deposited to Pinaasa, believing it belonged to Asa. Does Paasa have any obligation to Umaasa, depositor? E. NECESSARYDEPOSIT (1) The hotel-keeper posted a notice to the effect that it is not responsible for the articles brought by guests. Mr. Yayamanin, guest, lost his one-of-a-kind camera. An investigation disclosed that the camera was stolen by a person who entered the hotel and opened the door with the use of a false key. Is the hotel-keeper liable? F. GUARANTY (1) D,debtor,C,creditor,andG,guarantorforD'sdebtofP50,000.DpaidCP30,000.Subsequently,G,without notifying D, being unaware of the payment, paid C P50,000. G demands reimbursement from D who refuses. Decide. (2) D, debtor, C, creditor, and E, F, and G, guarantors of the indebtedness of D in the amount of P90,000. C releases E who is a very close friend of his from the guaranty. D failed to pay. Can C recover P45,000 each from F and G? Explain.