Calvin is an executive on a business trip to the West Coast. He has driven his car on this trip and checks into the Hotel Ritz. The hotel has a guarded underground parking lot. Calvin gives his car keys to the parking-lot attendant but fails to notify the attendant that his wife’s $10,000 diamond necklace is in a box in the trunk. The next day, on checking out, he discovers that his car has been stolen. Calvin wants to hold the hotel liable for both the car and the necklace. Discuss the probable success of his claim.