Ingrid needs to paint her bedroom walls. The room is 9 ft tall by 12 ft wide and 11 ft long. It has a door that is 7 ft tall by 3.5 ft wide and two windows 3.5 ft by 3.5 ft that don't need paint. How many gallons of paint should Ingrid buy if I gallon covers 102 square ft?

a.) 2 gallons

b.) 3 gallons

c.)4 gallons

d.) 5 gallons

e.) 6 gallons ​