题目1单选题
During the peak tourist season, many walk-in guests want to quickly book rooms, and the hotel needs to promptly confirm reservation information to avoid overbooking. Which reservation method should the hotel prioritize recommending to guests, and whyA. Phone reservation, which allows real-time communication to confirm informationB. Email reservation, which can detail records of informationC. Online reservation (mobile application), which is easy to operate and the system can update inventory in real-timeD. Direct reservation at the hotel front desk, which is more reliable on-site