The height of each story of an office building is 9 3/4 feet. The height is measured from the ceiling to the floor. The building
has three underground levels for parking. A car is parked two levels below ground. At what elevation are the car’s tires relative to the ground level? Assume the ground level is at zero feet. A) -19 1/2 feet B) -12 feet C) 8 feet D) 19 1/2 feet please explane how??