When is the hotelkeeper shall be liable for the loss of the things belonging to the guests?

• A. If the things were actually delivered or surrendered to the hotelkeeper.
• B. If the guests did not sign any waiver of liability.
• C. If the hotelkeeper was notified of the valuables and the guests took the necessary measure to the care and vigilance over the same.
• D. If the loss was due to the act of a thief done with the use of irresistible force.