You Must Announce to Customers That Your Restaurant Will No

You must announce to customers that your restaurant will no longer be open on Sundays. Which of the following uses passive-voice verbs to deliver the bad news?

A) We will be closing our restaurant on Sundays beginning next month.
B) We will be closing our restaurant on Sundays beginning next month because very few customers were dining with us on that day.
C) Beginning next month, our restaurant will no longer be open on Sundays.
D) Management has decided that it must close our restaurant on Sundays beginning next month.