【单选题】Ohio Workplaces Are Smoke Free As of December 7, 2006 Ohio employees are breathing easier since December 7, 2006, when Issue 5, a statewide ban on smoking in public places, took effect. The smoking ba...
A.
They will be put into a prison.
B.
They will have to designate a smoking room.
C.
They will have to close their businesses.