单项选择题
To serve our guests better, all details needed to check out have already been taken care of when you checked in. In the early morning of your departure, please fill out the section at the bottom, and hang it on the doorknob. Within the next hour, a statement with all charges will be slipped under your door. Please make sure the statement is correct. If everything is in order, simply call the front desk.
From the mini bar: ______
Just place the key on the nightstand in your room as you leave.
Thank you for choosing Grand Suites.
A.It must be checked with the front desk clerk before proceeding.
B.It is made to facilitate the process of checking out.
C.It can be read on the notice board on the first floor.
D.It was made as a result of complaints received from the guests.