题目内容：
根据以下内容，回答题。SAVE 20%
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MAYCOTT HOTELS
Over 30 five-star hotels all over the nation to suit your every need
Reserve a room today, and you will save 20% on all rooms at Maycott "Room for the Day"(excluding tax) by using your American Express Corporate Card.
Due to seasonal demands, the availability of rooms may be subject to each hotel's situation.
An advanced reservation, to be made by calling our toll free number 1-800-755-0090 at least 10 working days before your stay, is required to qualify for the discount.
What will the discount apply to? A．Accommodations
B．Meals
C．Transportation
D．Sales tax
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