You are writing a memo to employees announcing the loss of free parking. Which of the following would be the best closing sentence in this bad-news memo to employees?

A、Weunderstandyourdisappointmentwiththisdecision.;
B、Ifyouwouldliketosignupforourride-sharingprogramtosaveonparkingexpenses,pleaseseethereceptionist.;
C、Wetrustyouwillcontinuetodoyourbestinspiteofthepresentdifficultsituation.;
D、Thankyouinadvanceforyourcooperation.