6. What do you call the modern key which is used to open guest rooms of the hotel with special codes intended? A. Key Card Marker C. Room Key B. Key Card Verifier D. Vingcard 7. Josiah arrived early in the hotel before the check-in schedule and decided to go on a short walk to nearby places. What should he attach to his luggage if he wants to leave it on the concierge? A. Logbook C. Room Key B. Luggage Tag D. Vingcard pahelp ulit​